256398630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 649365984

約数和(自身を除く): 392967354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 53, 73, 94, 106, 141, 146, 159, 219, 235, 265, 282, 318, 365, 438, 470, 530, 705, 730, 795, 1095, 1410, 1590, 2190, 2209, 2491, 3431, 3869, 4418, 4982, 6627, 6862, 7473, 7738, 10293, 11045, 11607, 12455, 13254, 14946, 17155, 19345, 20586, 22090, 23214, 24910, 33135, 34310, 37365, 38690, 51465, 58035, 66270, 74730, 102930, 116070, 117077, 161257, 181843, 234154, 322514, 351231, 363686, 483771, 545529, 585385, 702462, 806285, 909215, 967542, 1091058, 1170770, 1612570, 1756155, 1818430, 2418855, 2727645, 3512310, 4837710, 5455290, 8546621, 17093242, 25639863, 42733105, 51279726, 85466210, 128199315, 256398630]

約数ペア:

[(1, 256398630), (2, 128199315), (3, 85466210), (5, 51279726), (6, 42733105), (10, 25639863), (15, 17093242), (30, 8546621), (47, 5455290), (53, 4837710), (73, 3512310), (94, 2727645), (106, 2418855), (141, 1818430), (146, 1756155), (159, 1612570), (219, 1170770), (235, 1091058), (265, 967542), (282, 909215), (318, 806285), (365, 702462), (438, 585385), (470, 545529), (530, 483771), (705, 363686), (730, 351231), (795, 322514), (1095, 234154), (1410, 181843), (1590, 161257), (2190, 117077), (2209, 116070), (2491, 102930), (3431, 74730), (3869, 66270), (4418, 58035), (4982, 51465), (6627, 38690), (6862, 37365), (7473, 34310), (7738, 33135), (10293, 24910), (11045, 23214), (11607, 22090), (12455, 20586), (13254, 19345), (14946, 17155)]