15885660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 51448320

約数和(自身を除く): 35562660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 347, 420, 436, 545, 654, 694, 763, 1041, 1090, 1308, 1388, 1526, 1635, 1735, 2082, 2180, 2289, 2429, 3052, 3270, 3470, 3815, 4164, 4578, 4858, 5205, 6540, 6940, 7287, 7630, 9156, 9716, 10410, 11445, 12145, 14574, 15260, 20820, 22890, 24290, 29148, 36435, 37823, 45780, 48580, 72870, 75646, 113469, 145740, 151292, 189115, 226938, 264761, 378230, 453876, 529522, 567345, 756460, 794283, 1059044, 1134690, 1323805, 1588566, 2269380, 2647610, 3177132, 3971415, 5295220, 7942830, 15885660]

約数ペア:

[(1, 15885660), (2, 7942830), (3, 5295220), (4, 3971415), (5, 3177132), (6, 2647610), (7, 2269380), (10, 1588566), (12, 1323805), (14, 1134690), (15, 1059044), (20, 794283), (21, 756460), (28, 567345), (30, 529522), (35, 453876), (42, 378230), (60, 264761), (70, 226938), (84, 189115), (105, 151292), (109, 145740), (140, 113469), (210, 75646), (218, 72870), (327, 48580), (347, 45780), (420, 37823), (436, 36435), (545, 29148), (654, 24290), (694, 22890), (763, 20820), (1041, 15260), (1090, 14574), (1308, 12145), (1388, 11445), (1526, 10410), (1635, 9716), (1735, 9156), (2082, 7630), (2180, 7287), (2289, 6940), (2429, 6540), (3052, 5205), (3270, 4858), (3470, 4578), (3815, 4164)]