157759420

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 437472000

約数和(自身を除く): 279712580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 61, 65, 70, 91, 98, 116, 122, 130, 140, 145, 182, 196, 203, 244, 245, 260, 290, 305, 343, 364, 377, 406, 427, 455, 490, 580, 610, 637, 686, 754, 793, 812, 854, 910, 980, 1015, 1220, 1274, 1372, 1421, 1508, 1586, 1708, 1715, 1769, 1820, 1885, 2030, 2135, 2548, 2639, 2842, 2989, 3172, 3185, 3430, 3538, 3770, 3965, 4060, 4270, 4459, 5278, 5551, 5684, 5978, 6370, 6860, 7076, 7105, 7540, 7930, 8540, 8845, 8918, 9947, 10556, 11102, 11956, 12383, 12740, 13195, 14210, 14945, 15860, 17690, 17836, 18473, 19894, 20923, 22204, 22295, 22997, 24766, 26390, 27755, 28420, 29890, 35380, 36946, 38857, 39788, 41846, 44590, 45994, 49532, 49735, 52780, 55510, 59780, 61915, 73892, 77714, 83692, 86681, 89180, 91988, 92365, 99470, 104615, 111020, 114985, 123830, 129311, 155428, 160979, 173362, 184730, 194285, 198940, 209230, 229970, 247660, 258622, 271999, 321958, 346724, 369460, 388570, 418460, 433405, 459940, 517244, 543998, 606767, 643916, 646555, 777140, 804895, 866810, 1087996, 1126853, 1213534, 1293110, 1359995, 1609790, 1733620, 2253706, 2427068, 2586220, 2719990, 3033835, 3219580, 4507412, 5439980, 5634265, 6067670, 7887971, 11268530, 12135340, 15775942, 22537060, 31551884, 39439855, 78879710, 157759420]

約数ペア:

[(1, 157759420), (2, 78879710), (4, 39439855), (5, 31551884), (7, 22537060), (10, 15775942), (13, 12135340), (14, 11268530), (20, 7887971), (26, 6067670), (28, 5634265), (29, 5439980), (35, 4507412), (49, 3219580), (52, 3033835), (58, 2719990), (61, 2586220), (65, 2427068), (70, 2253706), (91, 1733620), (98, 1609790), (116, 1359995), (122, 1293110), (130, 1213534), (140, 1126853), (145, 1087996), (182, 866810), (196, 804895), (203, 777140), (244, 646555), (245, 643916), (260, 606767), (290, 543998), (305, 517244), (343, 459940), (364, 433405), (377, 418460), (406, 388570), (427, 369460), (455, 346724), (490, 321958), (580, 271999), (610, 258622), (637, 247660), (686, 229970), (754, 209230), (793, 198940), (812, 194285), (854, 184730), (910, 173362), (980, 160979), (1015, 155428), (1220, 129311), (1274, 123830), (1372, 114985), (1421, 111020), (1508, 104615), (1586, 99470), (1708, 92365), (1715, 91988), (1769, 89180), (1820, 86681), (1885, 83692), (2030, 77714), (2135, 73892), (2548, 61915), (2639, 59780), (2842, 55510), (2989, 52780), (3172, 49735), (3185, 49532), (3430, 45994), (3538, 44590), (3770, 41846), (3965, 39788), (4060, 38857), (4270, 36946), (4459, 35380), (5278, 29890), (5551, 28420), (5684, 27755), (5978, 26390), (6370, 24766), (6860, 22997), (7076, 22295), (7105, 22204), (7540, 20923), (7930, 19894), (8540, 18473), (8845, 17836), (8918, 17690), (9947, 15860), (10556, 14945), (11102, 14210), (11956, 13195), (12383, 12740)]