123222375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^2\times {\mathrm{379}}^1$

素因数の和:434

約数の個数: 72

約数和(自身を含む): 236586480

約数和(自身を除く): 113364105

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 289, 375, 379, 425, 765, 867, 1125, 1137, 1275, 1445, 1895, 2125, 2601, 3411, 3825, 4335, 5685, 6375, 6443, 7225, 9475, 13005, 17055, 19125, 19329, 21675, 28425, 32215, 36125, 47375, 57987, 65025, 85275, 96645, 108375, 109531, 142125, 161075, 289935, 325125, 328593, 426375, 483225, 547655, 805375, 985779, 1449675, 1642965, 2416125, 2738275, 4928895, 7248375, 8214825, 13691375, 24644475, 41074125, 123222375]

約数ペア:

[(1, 123222375), (3, 41074125), (5, 24644475), (9, 13691375), (15, 8214825), (17, 7248375), (25, 4928895), (45, 2738275), (51, 2416125), (75, 1642965), (85, 1449675), (125, 985779), (153, 805375), (225, 547655), (255, 483225), (289, 426375), (375, 328593), (379, 325125), (425, 289935), (765, 161075), (867, 142125), (1125, 109531), (1137, 108375), (1275, 96645), (1445, 85275), (1895, 65025), (2125, 57987), (2601, 47375), (3411, 36125), (3825, 32215), (4335, 28425), (5685, 21675), (6375, 19329), (6443, 19125), (7225, 17055), (9475, 13005)]