87439740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:467

約数の個数: 96

約数和(自身を含む): 253338624

約数和(自身を除く): 165898884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 101, 141, 188, 202, 235, 282, 303, 307, 404, 470, 505, 564, 606, 614, 705, 921, 940, 1010, 1212, 1228, 1410, 1515, 1535, 1842, 2020, 2820, 3030, 3070, 3684, 4605, 4747, 6060, 6140, 9210, 9494, 14241, 14429, 18420, 18988, 23735, 28482, 28858, 31007, 43287, 47470, 56964, 57716, 62014, 71205, 72145, 86574, 93021, 94940, 124028, 142410, 144290, 155035, 173148, 186042, 216435, 284820, 288580, 310070, 372084, 432870, 465105, 620140, 865740, 930210, 1457329, 1860420, 2914658, 4371987, 5829316, 7286645, 8743974, 14573290, 17487948, 21859935, 29146580, 43719870, 87439740]

約数ペア:

[(1, 87439740), (2, 43719870), (3, 29146580), (4, 21859935), (5, 17487948), (6, 14573290), (10, 8743974), (12, 7286645), (15, 5829316), (20, 4371987), (30, 2914658), (47, 1860420), (60, 1457329), (94, 930210), (101, 865740), (141, 620140), (188, 465105), (202, 432870), (235, 372084), (282, 310070), (303, 288580), (307, 284820), (404, 216435), (470, 186042), (505, 173148), (564, 155035), (606, 144290), (614, 142410), (705, 124028), (921, 94940), (940, 93021), (1010, 86574), (1212, 72145), (1228, 71205), (1410, 62014), (1515, 57716), (1535, 56964), (1842, 47470), (2020, 43287), (2820, 31007), (3030, 28858), (3070, 28482), (3684, 23735), (4605, 18988), (4747, 18420), (6060, 14429), (6140, 14241), (9210, 9494)]