61656840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:636

約数の個数: 192

約数和(自身を含む): 234748800

約数和(自身を除く): 173091960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 56, 60, 63, 70, 72, 84, 86, 90, 105, 120, 126, 129, 140, 168, 172, 180, 210, 215, 252, 258, 280, 301, 315, 344, 360, 387, 420, 430, 504, 516, 569, 602, 630, 645, 774, 840, 860, 903, 1032, 1138, 1204, 1260, 1290, 1505, 1548, 1707, 1720, 1806, 1935, 2276, 2408, 2520, 2580, 2709, 2845, 3010, 3096, 3414, 3612, 3870, 3983, 4515, 4552, 5121, 5160, 5418, 5690, 6020, 6828, 7224, 7740, 7966, 8535, 9030, 10242, 10836, 11380, 11949, 12040, 13545, 13656, 15480, 15932, 17070, 18060, 19915, 20484, 21672, 22760, 23898, 24467, 25605, 27090, 31864, 34140, 35847, 36120, 39830, 40968, 47796, 48934, 51210, 54180, 59745, 68280, 71694, 73401, 79660, 95592, 97868, 102420, 108360, 119490, 122335, 143388, 146802, 159320, 171269, 179235, 195736, 204840, 220203, 238980, 244670, 286776, 293604, 342538, 358470, 367005, 440406, 477960, 489340, 513807, 587208, 685076, 716940, 734010, 856345, 880812, 978680, 1027614, 1101015, 1370152, 1433880, 1468020, 1541421, 1712690, 1761624, 2055228, 2202030, 2569035, 2936040, 3082842, 3425380, 4110456, 4404060, 5138070, 6165684, 6850760, 7707105, 8808120, 10276140, 12331368, 15414210, 20552280, 30828420, 61656840]

約数ペア:

[(1, 61656840), (2, 30828420), (3, 20552280), (4, 15414210), (5, 12331368), (6, 10276140), (7, 8808120), (8, 7707105), (9, 6850760), (10, 6165684), (12, 5138070), (14, 4404060), (15, 4110456), (18, 3425380), (20, 3082842), (21, 2936040), (24, 2569035), (28, 2202030), (30, 2055228), (35, 1761624), (36, 1712690), (40, 1541421), (42, 1468020), (43, 1433880), (45, 1370152), (56, 1101015), (60, 1027614), (63, 978680), (70, 880812), (72, 856345), (84, 734010), (86, 716940), (90, 685076), (105, 587208), (120, 513807), (126, 489340), (129, 477960), (140, 440406), (168, 367005), (172, 358470), (180, 342538), (210, 293604), (215, 286776), (252, 244670), (258, 238980), (280, 220203), (301, 204840), (315, 195736), (344, 179235), (360, 171269), (387, 159320), (420, 146802), (430, 143388), (504, 122335), (516, 119490), (569, 108360), (602, 102420), (630, 97868), (645, 95592), (774, 79660), (840, 73401), (860, 71694), (903, 68280), (1032, 59745), (1138, 54180), (1204, 51210), (1260, 48934), (1290, 47796), (1505, 40968), (1548, 39830), (1707, 36120), (1720, 35847), (1806, 34140), (1935, 31864), (2276, 27090), (2408, 25605), (2520, 24467), (2580, 23898), (2709, 22760), (2845, 21672), (3010, 20484), (3096, 19915), (3414, 18060), (3612, 17070), (3870, 15932), (3983, 15480), (4515, 13656), (4552, 13545), (5121, 12040), (5160, 11949), (5418, 11380), (5690, 10836), (6020, 10242), (6828, 9030), (7224, 8535), (7740, 7966)]