91215900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2420

約数の個数: 108

約数和(自身を含む): 292684392

約数和(自身を除く): 201468492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 258, 300, 387, 430, 450, 516, 645, 774, 860, 900, 1075, 1290, 1548, 1935, 2150, 2357, 2580, 3225, 3870, 4300, 4714, 6450, 7071, 7740, 9428, 9675, 11785, 12900, 14142, 19350, 21213, 23570, 28284, 35355, 38700, 42426, 47140, 58925, 70710, 84852, 101351, 106065, 117850, 141420, 176775, 202702, 212130, 235700, 304053, 353550, 405404, 424260, 506755, 530325, 608106, 707100, 912159, 1013510, 1060650, 1216212, 1520265, 1824318, 2027020, 2121300, 2533775, 3040530, 3648636, 4560795, 5067550, 6081060, 7601325, 9121590, 10135100, 15202650, 18243180, 22803975, 30405300, 45607950, 91215900]

約数ペア:

[(1, 91215900), (2, 45607950), (3, 30405300), (4, 22803975), (5, 18243180), (6, 15202650), (9, 10135100), (10, 9121590), (12, 7601325), (15, 6081060), (18, 5067550), (20, 4560795), (25, 3648636), (30, 3040530), (36, 2533775), (43, 2121300), (45, 2027020), (50, 1824318), (60, 1520265), (75, 1216212), (86, 1060650), (90, 1013510), (100, 912159), (129, 707100), (150, 608106), (172, 530325), (180, 506755), (215, 424260), (225, 405404), (258, 353550), (300, 304053), (387, 235700), (430, 212130), (450, 202702), (516, 176775), (645, 141420), (774, 117850), (860, 106065), (900, 101351), (1075, 84852), (1290, 70710), (1548, 58925), (1935, 47140), (2150, 42426), (2357, 38700), (2580, 35355), (3225, 28284), (3870, 23570), (4300, 21213), (4714, 19350), (6450, 14142), (7071, 12900), (7740, 11785), (9428, 9675)]