220431960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{87473}}^1$

素因数の和:87497

約数の個数: 96

約数和(自身を含む): 818756640

約数和(自身を除く): 598324680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 87473, 174946, 262419, 349892, 437365, 524838, 612311, 699784, 787257, 874730, 1049676, 1224622, 1312095, 1574514, 1749460, 1836933, 2099352, 2449244, 2624190, 3061555, 3149028, 3498920, 3673866, 3936285, 4898488, 5248380, 5510799, 6123110, 6298056, 7347732, 7872570, 9184665, 10496760, 11021598, 12246220, 14695464, 15745140, 18369330, 22043196, 24492440, 27553995, 31490280, 36738660, 44086392, 55107990, 73477320, 110215980, 220431960]

約数ペア:

[(1, 220431960), (2, 110215980), (3, 73477320), (4, 55107990), (5, 44086392), (6, 36738660), (7, 31490280), (8, 27553995), (9, 24492440), (10, 22043196), (12, 18369330), (14, 15745140), (15, 14695464), (18, 12246220), (20, 11021598), (21, 10496760), (24, 9184665), (28, 7872570), (30, 7347732), (35, 6298056), (36, 6123110), (40, 5510799), (42, 5248380), (45, 4898488), (56, 3936285), (60, 3673866), (63, 3498920), (70, 3149028), (72, 3061555), (84, 2624190), (90, 2449244), (105, 2099352), (120, 1836933), (126, 1749460), (140, 1574514), (168, 1312095), (180, 1224622), (210, 1049676), (252, 874730), (280, 787257), (315, 699784), (360, 612311), (420, 524838), (504, 437365), (630, 349892), (840, 262419), (1260, 174946), (2520, 87473)]