18318360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 55248480

約数和(自身を除く): 36930120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 293, 521, 586, 879, 1042, 1172, 1465, 1563, 1758, 2084, 2344, 2605, 2930, 3126, 3516, 4168, 4395, 5210, 5860, 6252, 7032, 7815, 8790, 10420, 11720, 12504, 15630, 17580, 20840, 31260, 35160, 62520, 152653, 305306, 457959, 610612, 763265, 915918, 1221224, 1526530, 1831836, 2289795, 3053060, 3663672, 4579590, 6106120, 9159180, 18318360]

約数ペア:

[(1, 18318360), (2, 9159180), (3, 6106120), (4, 4579590), (5, 3663672), (6, 3053060), (8, 2289795), (10, 1831836), (12, 1526530), (15, 1221224), (20, 915918), (24, 763265), (30, 610612), (40, 457959), (60, 305306), (120, 152653), (293, 62520), (521, 35160), (586, 31260), (879, 20840), (1042, 17580), (1172, 15630), (1465, 12504), (1563, 11720), (1758, 10420), (2084, 8790), (2344, 7815), (2605, 7032), (2930, 6252), (3126, 5860), (3516, 5210), (4168, 4395)]