42756840

素因数分解:

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

素因数の和:109

約数の個数: 288

約数和(自身を含む): 171175680

約数和(自身を除く): 128418840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 47, 56, 57, 60, 63, 70, 72, 76, 84, 90, 94, 95, 105, 114, 120, 126, 133, 140, 141, 152, 168, 171, 180, 188, 190, 210, 228, 235, 252, 266, 280, 282, 285, 315, 329, 342, 360, 361, 376, 380, 399, 420, 423, 456, 470, 504, 532, 564, 570, 630, 658, 665, 684, 705, 722, 760, 798, 840, 846, 855, 893, 940, 987, 1064, 1083, 1128, 1140, 1197, 1260, 1316, 1330, 1368, 1410, 1444, 1596, 1645, 1692, 1710, 1786, 1805, 1880, 1974, 1995, 2115, 2166, 2280, 2394, 2520, 2527, 2632, 2660, 2679, 2820, 2888, 2961, 3192, 3249, 3290, 3384, 3420, 3572, 3610, 3948, 3990, 4230, 4332, 4465, 4788, 4935, 5054, 5320, 5358, 5415, 5640, 5922, 5985, 6251, 6498, 6580, 6840, 7144, 7220, 7581, 7896, 7980, 8037, 8460, 8664, 8930, 9576, 9870, 10108, 10716, 10830, 11844, 11970, 12502, 12635, 12996, 13160, 13395, 14440, 14805, 15162, 15960, 16074, 16245, 16920, 16967, 17860, 18753, 19740, 20216, 21432, 21660, 22743, 23688, 23940, 25004, 25270, 25992, 26790, 29610, 30324, 31255, 32148, 32490, 33934, 35720, 37506, 37905, 39480, 40185, 43320, 45486, 47880, 50008, 50540, 50901, 53580, 56259, 59220, 60648, 62510, 64296, 64980, 67868, 75012, 75810, 80370, 84835, 90972, 93765, 101080, 101802, 107160, 112518, 113715, 118440, 118769, 125020, 129960, 135736, 150024, 151620, 152703, 160740, 169670, 181944, 187530, 203604, 225036, 227430, 237538, 250040, 254505, 281295, 303240, 305406, 321480, 339340, 356307, 375060, 407208, 450072, 454860, 475076, 509010, 562590, 593845, 610812, 678680, 712614, 750120, 763515, 909720, 950152, 1018020, 1068921, 1125180, 1187690, 1221624, 1425228, 1527030, 1781535, 2036040, 2137842, 2250360, 2375380, 2850456, 3054060, 3563070, 4275684, 4750760, 5344605, 6108120, 7126140, 8551368, 10689210, 14252280, 21378420, 42756840]

約数ペア:

[(1, 42756840), (2, 21378420), (3, 14252280), (4, 10689210), (5, 8551368), (6, 7126140), (7, 6108120), (8, 5344605), (9, 4750760), (10, 4275684), (12, 3563070), (14, 3054060), (15, 2850456), (18, 2375380), (19, 2250360), (20, 2137842), (21, 2036040), (24, 1781535), (28, 1527030), (30, 1425228), (35, 1221624), (36, 1187690), (38, 1125180), (40, 1068921), (42, 1018020), (45, 950152), (47, 909720), (56, 763515), (57, 750120), (60, 712614), (63, 678680), (70, 610812), (72, 593845), (76, 562590), (84, 509010), (90, 475076), (94, 454860), (95, 450072), (105, 407208), (114, 375060), (120, 356307), (126, 339340), (133, 321480), (140, 305406), (141, 303240), (152, 281295), (168, 254505), (171, 250040), (180, 237538), (188, 227430), (190, 225036), (210, 203604), (228, 187530), (235, 181944), (252, 169670), (266, 160740), (280, 152703), (282, 151620), (285, 150024), (315, 135736), (329, 129960), (342, 125020), (360, 118769), (361, 118440), (376, 113715), (380, 112518), (399, 107160), (420, 101802), (423, 101080), (456, 93765), (470, 90972), (504, 84835), (532, 80370), (564, 75810), (570, 75012), (630, 67868), (658, 64980), (665, 64296), (684, 62510), (705, 60648), (722, 59220), (760, 56259), (798, 53580), (840, 50901), (846, 50540), (855, 50008), (893, 47880), (940, 45486), (987, 43320), (1064, 40185), (1083, 39480), (1128, 37905), (1140, 37506), (1197, 35720), (1260, 33934), (1316, 32490), (1330, 32148), (1368, 31255), (1410, 30324), (1444, 29610), (1596, 26790), (1645, 25992), (1692, 25270), (1710, 25004), (1786, 23940), (1805, 23688), (1880, 22743), (1974, 21660), (1995, 21432), (2115, 20216), (2166, 19740), (2280, 18753), (2394, 17860), (2520, 16967), (2527, 16920), (2632, 16245), (2660, 16074), (2679, 15960), (2820, 15162), (2888, 14805), (2961, 14440), (3192, 13395), (3249, 13160), (3290, 12996), (3384, 12635), (3420, 12502), (3572, 11970), (3610, 11844), (3948, 10830), (3990, 10716), (4230, 10108), (4332, 9870), (4465, 9576), (4788, 8930), (4935, 8664), (5054, 8460), (5320, 8037), (5358, 7980), (5415, 7896), (5640, 7581), (5922, 7220), (5985, 7144), (6251, 6840), (6498, 6580)]