1228764964

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1543}}^1$

素因数の和:1817

約数の個数: 72

約数和(自身を含む): 2661361920

約数和(自身を除く): 1432596956

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 239, 476, 478, 833, 956, 1543, 1666, 1673, 3086, 3332, 3346, 4063, 6172, 6692, 8126, 10801, 11711, 16252, 21602, 23422, 26231, 28441, 43204, 46844, 52462, 56882, 75607, 104924, 113764, 151214, 183617, 199087, 302428, 367234, 368777, 398174, 734468, 737554, 796348, 1285319, 1475108, 2570638, 2581439, 5141276, 5162878, 6269209, 10325756, 12538418, 18070073, 25076836, 36140146, 43884463, 72280292, 87768926, 175537852, 307191241, 614382482, 1228764964]

約数ペア:

[(1, 1228764964), (2, 614382482), (4, 307191241), (7, 175537852), (14, 87768926), (17, 72280292), (28, 43884463), (34, 36140146), (49, 25076836), (68, 18070073), (98, 12538418), (119, 10325756), (196, 6269209), (238, 5162878), (239, 5141276), (476, 2581439), (478, 2570638), (833, 1475108), (956, 1285319), (1543, 796348), (1666, 737554), (1673, 734468), (3086, 398174), (3332, 368777), (3346, 367234), (4063, 302428), (6172, 199087), (6692, 183617), (8126, 151214), (10801, 113764), (11711, 104924), (16252, 75607), (21602, 56882), (23422, 52462), (26231, 46844), (28441, 43204)]