644881296

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:880

約数の個数: 80

約数和(自身を含む): 1691731008

約数和(自身を除く): 1046849712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 241, 321, 428, 482, 521, 642, 723, 856, 964, 1042, 1284, 1446, 1563, 1712, 1928, 2084, 2568, 2892, 3126, 3856, 4168, 5136, 5784, 6252, 8336, 11568, 12504, 25008, 25787, 51574, 55747, 77361, 103148, 111494, 125561, 154722, 167241, 206296, 222988, 251122, 309444, 334482, 376683, 412592, 445976, 502244, 618888, 668964, 753366, 891952, 1004488, 1237776, 1337928, 1506732, 2008976, 2675856, 3013464, 6026928, 13435027, 26870054, 40305081, 53740108, 80610162, 107480216, 161220324, 214960432, 322440648, 644881296]

約数ペア:

[(1, 644881296), (2, 322440648), (3, 214960432), (4, 161220324), (6, 107480216), (8, 80610162), (12, 53740108), (16, 40305081), (24, 26870054), (48, 13435027), (107, 6026928), (214, 3013464), (241, 2675856), (321, 2008976), (428, 1506732), (482, 1337928), (521, 1237776), (642, 1004488), (723, 891952), (856, 753366), (964, 668964), (1042, 618888), (1284, 502244), (1446, 445976), (1563, 412592), (1712, 376683), (1928, 334482), (2084, 309444), (2568, 251122), (2892, 222988), (3126, 206296), (3856, 167241), (4168, 154722), (5136, 125561), (5784, 111494), (6252, 103148), (8336, 77361), (11568, 55747), (12504, 51574), (25008, 25787)]