18105750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 52809120

約数和(自身を除く): 34703370

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 125, 130, 150, 195, 225, 234, 250, 325, 375, 390, 450, 585, 619, 650, 750, 975, 1125, 1170, 1238, 1625, 1857, 1950, 2250, 2925, 3095, 3250, 3714, 4875, 5571, 5850, 6190, 8047, 9285, 9750, 11142, 14625, 15475, 16094, 18570, 24141, 27855, 29250, 30950, 40235, 46425, 48282, 55710, 72423, 77375, 80470, 92850, 120705, 139275, 144846, 154750, 201175, 232125, 241410, 278550, 362115, 402350, 464250, 603525, 696375, 724230, 1005875, 1207050, 1392750, 1810575, 2011750, 3017625, 3621150, 6035250, 9052875, 18105750]

約数ペア:

[(1, 18105750), (2, 9052875), (3, 6035250), (5, 3621150), (6, 3017625), (9, 2011750), (10, 1810575), (13, 1392750), (15, 1207050), (18, 1005875), (25, 724230), (26, 696375), (30, 603525), (39, 464250), (45, 402350), (50, 362115), (65, 278550), (75, 241410), (78, 232125), (90, 201175), (117, 154750), (125, 144846), (130, 139275), (150, 120705), (195, 92850), (225, 80470), (234, 77375), (250, 72423), (325, 55710), (375, 48282), (390, 46425), (450, 40235), (585, 30950), (619, 29250), (650, 27855), (750, 24141), (975, 18570), (1125, 16094), (1170, 15475), (1238, 14625), (1625, 11142), (1857, 9750), (1950, 9285), (2250, 8047), (2925, 6190), (3095, 5850), (3250, 5571), (3714, 4875)]