209664390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{877}}^1$

素因数の和:1513

約数の個数: 64

約数和(自身を含む): 543404736

約数和(自身を除く): 333740346

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 613, 877, 1226, 1754, 1839, 2631, 3065, 3678, 4385, 5262, 6130, 7969, 8770, 9195, 11401, 13155, 15938, 18390, 22802, 23907, 26310, 34203, 39845, 47814, 57005, 68406, 79690, 114010, 119535, 171015, 239070, 342030, 537601, 1075202, 1612803, 2688005, 3225606, 5376010, 6988813, 8064015, 13977626, 16128030, 20966439, 34944065, 41932878, 69888130, 104832195, 209664390]

約数ペア:

[(1, 209664390), (2, 104832195), (3, 69888130), (5, 41932878), (6, 34944065), (10, 20966439), (13, 16128030), (15, 13977626), (26, 8064015), (30, 6988813), (39, 5376010), (65, 3225606), (78, 2688005), (130, 1612803), (195, 1075202), (390, 537601), (613, 342030), (877, 239070), (1226, 171015), (1754, 119535), (1839, 114010), (2631, 79690), (3065, 68406), (3678, 57005), (4385, 47814), (5262, 39845), (6130, 34203), (7969, 26310), (8770, 23907), (9195, 22802), (11401, 18390), (13155, 15938)]