646832010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1564

約数の個数: 128

約数和(自身を含む): 1809008640

約数和(自身を除く): 1162176630

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 71, 95, 110, 114, 142, 165, 190, 209, 213, 285, 330, 355, 418, 426, 570, 627, 710, 781, 1045, 1065, 1254, 1349, 1453, 1562, 2090, 2130, 2343, 2698, 2906, 3135, 3905, 4047, 4359, 4686, 6270, 6745, 7265, 7810, 8094, 8718, 11715, 13490, 14530, 14839, 15983, 20235, 21795, 23430, 27607, 29678, 31966, 40470, 43590, 44517, 47949, 55214, 74195, 79915, 82821, 89034, 95898, 103163, 138035, 148390, 159830, 165642, 206326, 222585, 239745, 276070, 303677, 309489, 414105, 445170, 479490, 515815, 607354, 618978, 828210, 911031, 1031630, 1134793, 1518385, 1547445, 1822062, 1960097, 2269586, 3036770, 3094890, 3404379, 3920194, 4555155, 5673965, 5880291, 6808758, 9110310, 9800485, 11347930, 11760582, 17021895, 19600970, 21561067, 29401455, 34043790, 43122134, 58802910, 64683201, 107805335, 129366402, 215610670, 323416005, 646832010]

約数ペア:

[(1, 646832010), (2, 323416005), (3, 215610670), (5, 129366402), (6, 107805335), (10, 64683201), (11, 58802910), (15, 43122134), (19, 34043790), (22, 29401455), (30, 21561067), (33, 19600970), (38, 17021895), (55, 11760582), (57, 11347930), (66, 9800485), (71, 9110310), (95, 6808758), (110, 5880291), (114, 5673965), (142, 4555155), (165, 3920194), (190, 3404379), (209, 3094890), (213, 3036770), (285, 2269586), (330, 1960097), (355, 1822062), (418, 1547445), (426, 1518385), (570, 1134793), (627, 1031630), (710, 911031), (781, 828210), (1045, 618978), (1065, 607354), (1254, 515815), (1349, 479490), (1453, 445170), (1562, 414105), (2090, 309489), (2130, 303677), (2343, 276070), (2698, 239745), (2906, 222585), (3135, 206326), (3905, 165642), (4047, 159830), (4359, 148390), (4686, 138035), (6270, 103163), (6745, 95898), (7265, 89034), (7810, 82821), (8094, 79915), (8718, 74195), (11715, 55214), (13490, 47949), (14530, 44517), (14839, 43590), (15983, 40470), (20235, 31966), (21795, 29678), (23430, 27607)]