77998590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 212340960

約数和(自身を除く): 134342370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 59, 74, 90, 111, 118, 177, 185, 222, 295, 333, 354, 370, 397, 531, 555, 590, 666, 794, 885, 1062, 1110, 1191, 1665, 1770, 1985, 2183, 2382, 2655, 3330, 3573, 3970, 4366, 5310, 5955, 6549, 7146, 10915, 11910, 13098, 14689, 17865, 19647, 21830, 23423, 29378, 32745, 35730, 39294, 44067, 46846, 65490, 70269, 73445, 88134, 98235, 117115, 132201, 140538, 146890, 196470, 210807, 220335, 234230, 264402, 351345, 421614, 440670, 661005, 702690, 866651, 1054035, 1322010, 1733302, 2108070, 2599953, 4333255, 5199906, 7799859, 8666510, 12999765, 15599718, 25999530, 38999295, 77998590]

約数ペア:

[(1, 77998590), (2, 38999295), (3, 25999530), (5, 15599718), (6, 12999765), (9, 8666510), (10, 7799859), (15, 5199906), (18, 4333255), (30, 2599953), (37, 2108070), (45, 1733302), (59, 1322010), (74, 1054035), (90, 866651), (111, 702690), (118, 661005), (177, 440670), (185, 421614), (222, 351345), (295, 264402), (333, 234230), (354, 220335), (370, 210807), (397, 196470), (531, 146890), (555, 140538), (590, 132201), (666, 117115), (794, 98235), (885, 88134), (1062, 73445), (1110, 70269), (1191, 65490), (1665, 46846), (1770, 44067), (1985, 39294), (2183, 35730), (2382, 32745), (2655, 29378), (3330, 23423), (3573, 21830), (3970, 19647), (4366, 17865), (5310, 14689), (5955, 13098), (6549, 11910), (7146, 10915)]