210845640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{16421}}^1$

素因数の和:16542

約数の個数: 64

約数和(自身を含む): 638487360

約数和(自身を除く): 427641720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6420, 12840, 16421, 32842, 49263, 65684, 82105, 98526, 131368, 164210, 197052, 246315, 328420, 394104, 492630, 656840, 985260, 1757047, 1970520, 3514094, 5271141, 7028188, 8785235, 10542282, 14056376, 17570470, 21084564, 26355705, 35140940, 42169128, 52711410, 70281880, 105422820, 210845640]

約数ペア:

[(1, 210845640), (2, 105422820), (3, 70281880), (4, 52711410), (5, 42169128), (6, 35140940), (8, 26355705), (10, 21084564), (12, 17570470), (15, 14056376), (20, 10542282), (24, 8785235), (30, 7028188), (40, 5271141), (60, 3514094), (107, 1970520), (120, 1757047), (214, 985260), (321, 656840), (428, 492630), (535, 394104), (642, 328420), (856, 246315), (1070, 197052), (1284, 164210), (1605, 131368), (2140, 98526), (2568, 82105), (3210, 65684), (4280, 49263), (6420, 32842), (12840, 16421)]