18150750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{2689}}^1$

素因数の和:2715

約数の個数: 64

約数和(自身を含む): 50356800

約数和(自身を除く): 32206050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 2689, 3375, 5378, 6750, 8067, 13445, 16134, 24201, 26890, 40335, 48402, 67225, 72603, 80670, 121005, 134450, 145206, 201675, 242010, 336125, 363015, 403350, 605025, 672250, 726030, 1008375, 1210050, 1815075, 2016750, 3025125, 3630150, 6050250, 9075375, 18150750]

約数ペア:

[(1, 18150750), (2, 9075375), (3, 6050250), (5, 3630150), (6, 3025125), (9, 2016750), (10, 1815075), (15, 1210050), (18, 1008375), (25, 726030), (27, 672250), (30, 605025), (45, 403350), (50, 363015), (54, 336125), (75, 242010), (90, 201675), (125, 145206), (135, 134450), (150, 121005), (225, 80670), (250, 72603), (270, 67225), (375, 48402), (450, 40335), (675, 26890), (750, 24201), (1125, 16134), (1350, 13445), (2250, 8067), (2689, 6750), (3375, 5378)]