4500720

素因数分解:

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

素因数の和:92

約数の個数: 240

約数和(自身を含む): 18570240

約数和(自身を除く): 14069520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 47, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 94, 95, 105, 112, 114, 120, 126, 133, 140, 141, 144, 152, 168, 171, 180, 188, 190, 210, 228, 235, 240, 252, 266, 280, 282, 285, 304, 315, 329, 336, 342, 360, 376, 380, 399, 420, 423, 456, 470, 504, 532, 560, 564, 570, 630, 658, 665, 684, 705, 720, 752, 760, 798, 840, 846, 855, 893, 912, 940, 987, 1008, 1064, 1128, 1140, 1197, 1260, 1316, 1330, 1368, 1410, 1520, 1596, 1645, 1680, 1692, 1710, 1786, 1880, 1974, 1995, 2115, 2128, 2256, 2280, 2394, 2520, 2632, 2660, 2679, 2736, 2820, 2961, 3192, 3290, 3384, 3420, 3572, 3760, 3948, 3990, 4230, 4465, 4560, 4788, 4935, 5040, 5264, 5320, 5358, 5640, 5922, 5985, 6251, 6384, 6580, 6768, 6840, 7144, 7896, 7980, 8037, 8460, 8930, 9576, 9870, 10640, 10716, 11280, 11844, 11970, 12502, 13160, 13395, 13680, 14288, 14805, 15792, 15960, 16074, 16920, 17860, 18753, 19152, 19740, 21432, 23688, 23940, 25004, 26320, 26790, 29610, 31255, 31920, 32148, 33840, 35720, 37506, 39480, 40185, 42864, 47376, 47880, 50008, 53580, 56259, 59220, 62510, 64296, 71440, 75012, 78960, 80370, 93765, 95760, 100016, 107160, 112518, 118440, 125020, 128592, 150024, 160740, 187530, 214320, 225036, 236880, 250040, 281295, 300048, 321480, 375060, 450072, 500080, 562590, 642960, 750120, 900144, 1125180, 1500240, 2250360, 4500720]

約数ペア:

[(1, 4500720), (2, 2250360), (3, 1500240), (4, 1125180), (5, 900144), (6, 750120), (7, 642960), (8, 562590), (9, 500080), (10, 450072), (12, 375060), (14, 321480), (15, 300048), (16, 281295), (18, 250040), (19, 236880), (20, 225036), (21, 214320), (24, 187530), (28, 160740), (30, 150024), (35, 128592), (36, 125020), (38, 118440), (40, 112518), (42, 107160), (45, 100016), (47, 95760), (48, 93765), (56, 80370), (57, 78960), (60, 75012), (63, 71440), (70, 64296), (72, 62510), (76, 59220), (80, 56259), (84, 53580), (90, 50008), (94, 47880), (95, 47376), (105, 42864), (112, 40185), (114, 39480), (120, 37506), (126, 35720), (133, 33840), (140, 32148), (141, 31920), (144, 31255), (152, 29610), (168, 26790), (171, 26320), (180, 25004), (188, 23940), (190, 23688), (210, 21432), (228, 19740), (235, 19152), (240, 18753), (252, 17860), (266, 16920), (280, 16074), (282, 15960), (285, 15792), (304, 14805), (315, 14288), (329, 13680), (336, 13395), (342, 13160), (360, 12502), (376, 11970), (380, 11844), (399, 11280), (420, 10716), (423, 10640), (456, 9870), (470, 9576), (504, 8930), (532, 8460), (560, 8037), (564, 7980), (570, 7896), (630, 7144), (658, 6840), (665, 6768), (684, 6580), (705, 6384), (720, 6251), (752, 5985), (760, 5922), (798, 5640), (840, 5358), (846, 5320), (855, 5264), (893, 5040), (912, 4935), (940, 4788), (987, 4560), (1008, 4465), (1064, 4230), (1128, 3990), (1140, 3948), (1197, 3760), (1260, 3572), (1316, 3420), (1330, 3384), (1368, 3290), (1410, 3192), (1520, 2961), (1596, 2820), (1645, 2736), (1680, 2679), (1692, 2660), (1710, 2632), (1786, 2520), (1880, 2394), (1974, 2280), (1995, 2256), (2115, 2128)]