201869680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2251}}^1$

素因数の和:2342

約数の個数: 80

約数和(自身を含む): 502646400

約数和(自身を除く): 300776720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 590, 760, 944, 1121, 1180, 1520, 2242, 2251, 2360, 4484, 4502, 4720, 5605, 8968, 9004, 11210, 11255, 17936, 18008, 22420, 22510, 36016, 42769, 44840, 45020, 85538, 89680, 90040, 132809, 171076, 180080, 213845, 265618, 342152, 427690, 531236, 664045, 684304, 855380, 1062472, 1328090, 1710760, 2124944, 2523371, 2656180, 3421520, 5046742, 5312360, 10093484, 10624720, 12616855, 20186968, 25233710, 40373936, 50467420, 100934840, 201869680]

約数ペア:

[(1, 201869680), (2, 100934840), (4, 50467420), (5, 40373936), (8, 25233710), (10, 20186968), (16, 12616855), (19, 10624720), (20, 10093484), (38, 5312360), (40, 5046742), (59, 3421520), (76, 2656180), (80, 2523371), (95, 2124944), (118, 1710760), (152, 1328090), (190, 1062472), (236, 855380), (295, 684304), (304, 664045), (380, 531236), (472, 427690), (590, 342152), (760, 265618), (944, 213845), (1121, 180080), (1180, 171076), (1520, 132809), (2242, 90040), (2251, 89680), (2360, 85538), (4484, 45020), (4502, 44840), (4720, 42769), (5605, 36016), (8968, 22510), (9004, 22420), (11210, 18008), (11255, 17936)]