1570212140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{197}}^2$

素因数の和:444

約数の個数: 108

約数和(自身を含む): 4023650064

約数和(自身を除く): 2453437924

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 197, 238, 289, 340, 394, 476, 578, 595, 788, 985, 1156, 1190, 1379, 1445, 1970, 2023, 2380, 2758, 2890, 3349, 3940, 4046, 5516, 5780, 6698, 6895, 8092, 10115, 13396, 13790, 16745, 20230, 23443, 27580, 33490, 38809, 40460, 46886, 56933, 66980, 77618, 93772, 113866, 117215, 155236, 194045, 227732, 234430, 271663, 284665, 388090, 398531, 468860, 543326, 569330, 659753, 776180, 797062, 1086652, 1138660, 1319506, 1358315, 1594124, 1992655, 2639012, 2716630, 3298765, 3985310, 4618271, 5433260, 6597530, 7970620, 9236542, 11215801, 13195060, 18473084, 22431602, 23091355, 44863204, 46182710, 56079005, 78510607, 92365420, 112158010, 157021214, 224316020, 314042428, 392553035, 785106070, 1570212140]

約数ペア:

[(1, 1570212140), (2, 785106070), (4, 392553035), (5, 314042428), (7, 224316020), (10, 157021214), (14, 112158010), (17, 92365420), (20, 78510607), (28, 56079005), (34, 46182710), (35, 44863204), (68, 23091355), (70, 22431602), (85, 18473084), (119, 13195060), (140, 11215801), (170, 9236542), (197, 7970620), (238, 6597530), (289, 5433260), (340, 4618271), (394, 3985310), (476, 3298765), (578, 2716630), (595, 2639012), (788, 1992655), (985, 1594124), (1156, 1358315), (1190, 1319506), (1379, 1138660), (1445, 1086652), (1970, 797062), (2023, 776180), (2380, 659753), (2758, 569330), (2890, 543326), (3349, 468860), (3940, 398531), (4046, 388090), (5516, 284665), (5780, 271663), (6698, 234430), (6895, 227732), (8092, 194045), (10115, 155236), (13396, 117215), (13790, 113866), (16745, 93772), (20230, 77618), (23443, 66980), (27580, 56933), (33490, 46886), (38809, 40460)]