81012960

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 480

約数和(自身を含む): 351267840

約数和(自身を除く): 270254880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 47, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 94, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 141, 144, 152, 160, 162, 168, 171, 180, 188, 189, 190, 210, 216, 224, 228, 235, 240, 252, 266, 270, 280, 282, 285, 288, 304, 315, 324, 329, 336, 342, 360, 376, 378, 380, 399, 405, 420, 423, 432, 456, 470, 480, 504, 513, 532, 540, 560, 564, 567, 570, 608, 630, 648, 658, 665, 672, 684, 705, 720, 752, 756, 760, 798, 810, 840, 846, 855, 864, 893, 912, 940, 945, 987, 1008, 1026, 1064, 1080, 1120, 1128, 1134, 1140, 1197, 1260, 1269, 1296, 1316, 1330, 1368, 1410, 1440, 1504, 1512, 1520, 1539, 1596, 1620, 1645, 1680, 1692, 1710, 1786, 1824, 1880, 1890, 1974, 1995, 2016, 2052, 2115, 2128, 2160, 2256, 2268, 2280, 2394, 2520, 2538, 2565, 2592, 2632, 2660, 2679, 2736, 2820, 2835, 2961, 3024, 3040, 3078, 3192, 3240, 3290, 3360, 3384, 3420, 3572, 3591, 3760, 3780, 3807, 3948, 3990, 4104, 4230, 4256, 4320, 4465, 4512, 4536, 4560, 4788, 4935, 5040, 5076, 5130, 5264, 5320, 5358, 5472, 5640, 5670, 5922, 5985, 6048, 6156, 6251, 6345, 6384, 6480, 6580, 6768, 6840, 7144, 7182, 7520, 7560, 7614, 7695, 7896, 7980, 8037, 8208, 8460, 8883, 8930, 9072, 9120, 9576, 9870, 10080, 10152, 10260, 10528, 10640, 10716, 10773, 11280, 11340, 11844, 11970, 12312, 12502, 12690, 12768, 12960, 13160, 13395, 13536, 13680, 14288, 14364, 14805, 15120, 15228, 15390, 15792, 15960, 16074, 16416, 16920, 17766, 17860, 17955, 18144, 18753, 19035, 19152, 19740, 20304, 20520, 21280, 21432, 21546, 22560, 22680, 23688, 23940, 24111, 24624, 25004, 25380, 26320, 26649, 26790, 27360, 28576, 28728, 29610, 30240, 30456, 30780, 31255, 31584, 31920, 32148, 33840, 35532, 35720, 35910, 37506, 38070, 38304, 39480, 40185, 40608, 41040, 42864, 43092, 44415, 45360, 47376, 47880, 48222, 49248, 50008, 50760, 52640, 53298, 53580, 53865, 56259, 57456, 59220, 60912, 61560, 62510, 63840, 64296, 67680, 71064, 71440, 71820, 72333, 75012, 76140, 78960, 80370, 82080, 85728, 86184, 88830, 90720, 93765, 94752, 95760, 96444, 100016, 101520, 106596, 107160, 107730, 112518, 114912, 118440, 120555, 121824, 123120, 125020, 128592, 133245, 142128, 142880, 143640, 144666, 150024, 152280, 157920, 160740, 168777, 172368, 177660, 187530, 191520, 192888, 200032, 203040, 213192, 214320, 215460, 225036, 236880, 241110, 246240, 250040, 257184, 266490, 281295, 284256, 287280, 289332, 300048, 304560, 321480, 337554, 344736, 355320, 361665, 375060, 385776, 426384, 428640, 430920, 450072, 473760, 482220, 500080, 506331, 532980, 562590, 574560, 578664, 600096, 609120, 642960, 675108, 710640, 723330, 750120, 771552, 843885, 852768, 861840, 900144, 964440, 1000160, 1012662, 1065960, 1125180, 1157328, 1285920, 1350216, 1421280, 1446660, 1500240, 1687770, 1723680, 1800288, 1928880, 2025324, 2131920, 2250360, 2314656, 2531655, 2700432, 2893320, 3000480, 3375540, 3857760, 4050648, 4263840, 4500720, 5063310, 5400864, 5786640, 6751080, 8101296, 9001440, 10126620, 11573280, 13502160, 16202592, 20253240, 27004320, 40506480, 81012960]

約数ペア:

[(1, 81012960), (2, 40506480), (3, 27004320), (4, 20253240), (5, 16202592), (6, 13502160), (7, 11573280), (8, 10126620), (9, 9001440), (10, 8101296), (12, 6751080), (14, 5786640), (15, 5400864), (16, 5063310), (18, 4500720), (19, 4263840), (20, 4050648), (21, 3857760), (24, 3375540), (27, 3000480), (28, 2893320), (30, 2700432), (32, 2531655), (35, 2314656), (36, 2250360), (38, 2131920), (40, 2025324), (42, 1928880), (45, 1800288), (47, 1723680), (48, 1687770), (54, 1500240), (56, 1446660), (57, 1421280), (60, 1350216), (63, 1285920), (70, 1157328), (72, 1125180), (76, 1065960), (80, 1012662), (81, 1000160), (84, 964440), (90, 900144), (94, 861840), (95, 852768), (96, 843885), (105, 771552), (108, 750120), (112, 723330), (114, 710640), (120, 675108), (126, 642960), (133, 609120), (135, 600096), (140, 578664), (141, 574560), (144, 562590), (152, 532980), (160, 506331), (162, 500080), (168, 482220), (171, 473760), (180, 450072), (188, 430920), (189, 428640), (190, 426384), (210, 385776), (216, 375060), (224, 361665), (228, 355320), (235, 344736), (240, 337554), (252, 321480), (266, 304560), (270, 300048), (280, 289332), (282, 287280), (285, 284256), (288, 281295), (304, 266490), (315, 257184), (324, 250040), (329, 246240), (336, 241110), (342, 236880), (360, 225036), (376, 215460), (378, 214320), (380, 213192), (399, 203040), (405, 200032), (420, 192888), (423, 191520), (432, 187530), (456, 177660), (470, 172368), (480, 168777), (504, 160740), (513, 157920), (532, 152280), (540, 150024), (560, 144666), (564, 143640), (567, 142880), (570, 142128), (608, 133245), (630, 128592), (648, 125020), (658, 123120), (665, 121824), (672, 120555), (684, 118440), (705, 114912), (720, 112518), (752, 107730), (756, 107160), (760, 106596), (798, 101520), (810, 100016), (840, 96444), (846, 95760), (855, 94752), (864, 93765), (893, 90720), (912, 88830), (940, 86184), (945, 85728), (987, 82080), (1008, 80370), (1026, 78960), (1064, 76140), (1080, 75012), (1120, 72333), (1128, 71820), (1134, 71440), (1140, 71064), (1197, 67680), (1260, 64296), (1269, 63840), (1296, 62510), (1316, 61560), (1330, 60912), (1368, 59220), (1410, 57456), (1440, 56259), (1504, 53865), (1512, 53580), (1520, 53298), (1539, 52640), (1596, 50760), (1620, 50008), (1645, 49248), (1680, 48222), (1692, 47880), (1710, 47376), (1786, 45360), (1824, 44415), (1880, 43092), (1890, 42864), (1974, 41040), (1995, 40608), (2016, 40185), (2052, 39480), (2115, 38304), (2128, 38070), (2160, 37506), (2256, 35910), (2268, 35720), (2280, 35532), (2394, 33840), (2520, 32148), (2538, 31920), (2565, 31584), (2592, 31255), (2632, 30780), (2660, 30456), (2679, 30240), (2736, 29610), (2820, 28728), (2835, 28576), (2961, 27360), (3024, 26790), (3040, 26649), (3078, 26320), (3192, 25380), (3240, 25004), (3290, 24624), (3360, 24111), (3384, 23940), (3420, 23688), (3572, 22680), (3591, 22560), (3760, 21546), (3780, 21432), (3807, 21280), (3948, 20520), (3990, 20304), (4104, 19740), (4230, 19152), (4256, 19035), (4320, 18753), (4465, 18144), (4512, 17955), (4536, 17860), (4560, 17766), (4788, 16920), (4935, 16416), (5040, 16074), (5076, 15960), (5130, 15792), (5264, 15390), (5320, 15228), (5358, 15120), (5472, 14805), (5640, 14364), (5670, 14288), (5922, 13680), (5985, 13536), (6048, 13395), (6156, 13160), (6251, 12960), (6345, 12768), (6384, 12690), (6480, 12502), (6580, 12312), (6768, 11970), (6840, 11844), (7144, 11340), (7182, 11280), (7520, 10773), (7560, 10716), (7614, 10640), (7695, 10528), (7896, 10260), (7980, 10152), (8037, 10080), (8208, 9870), (8460, 9576), (8883, 9120), (8930, 9072)]