1605474920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{983}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 4364236800

約数和(自身を除く): 2758761880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 307, 380, 532, 614, 665, 760, 983, 1064, 1228, 1330, 1535, 1966, 2149, 2456, 2660, 3070, 3932, 4298, 4915, 5320, 5833, 6140, 6881, 7864, 8596, 9830, 10745, 11666, 12280, 13762, 17192, 18677, 19660, 21490, 23332, 27524, 29165, 34405, 37354, 39320, 40831, 42980, 46664, 55048, 58330, 68810, 74708, 81662, 85960, 93385, 116660, 130739, 137620, 149416, 163324, 186770, 204155, 233320, 261478, 275240, 301781, 326648, 373540, 408310, 522956, 603562, 653695, 747080, 816620, 1045912, 1207124, 1307390, 1508905, 1633240, 2112467, 2414248, 2614780, 3017810, 4224934, 5229560, 5733839, 6035620, 8449868, 10562335, 11467678, 12071240, 16899736, 21124670, 22935356, 28669195, 40136873, 42249340, 45870712, 57338390, 80273746, 84498680, 114676780, 160547492, 200684365, 229353560, 321094984, 401368730, 802737460, 1605474920]

約数ペア:

[(1, 1605474920), (2, 802737460), (4, 401368730), (5, 321094984), (7, 229353560), (8, 200684365), (10, 160547492), (14, 114676780), (19, 84498680), (20, 80273746), (28, 57338390), (35, 45870712), (38, 42249340), (40, 40136873), (56, 28669195), (70, 22935356), (76, 21124670), (95, 16899736), (133, 12071240), (140, 11467678), (152, 10562335), (190, 8449868), (266, 6035620), (280, 5733839), (307, 5229560), (380, 4224934), (532, 3017810), (614, 2614780), (665, 2414248), (760, 2112467), (983, 1633240), (1064, 1508905), (1228, 1307390), (1330, 1207124), (1535, 1045912), (1966, 816620), (2149, 747080), (2456, 653695), (2660, 603562), (3070, 522956), (3932, 408310), (4298, 373540), (4915, 326648), (5320, 301781), (5833, 275240), (6140, 261478), (6881, 233320), (7864, 204155), (8596, 186770), (9830, 163324), (10745, 149416), (11666, 137620), (12280, 130739), (13762, 116660), (17192, 93385), (18677, 85960), (19660, 81662), (21490, 74708), (23332, 68810), (27524, 58330), (29165, 55048), (34405, 46664), (37354, 42980), (39320, 40831)]