173149720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2447}}^1$

素因数の和:2548

約数の個数: 64

約数和(自身を含む): 409795200

約数和(自身を除く): 236645480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 116, 122, 145, 232, 244, 290, 305, 488, 580, 610, 1160, 1220, 1769, 2440, 2447, 3538, 4894, 7076, 8845, 9788, 12235, 14152, 17690, 19576, 24470, 35380, 48940, 70760, 70963, 97880, 141926, 149267, 283852, 298534, 354815, 567704, 597068, 709630, 746335, 1194136, 1419260, 1492670, 2838520, 2985340, 4328743, 5970680, 8657486, 17314972, 21643715, 34629944, 43287430, 86574860, 173149720]

約数ペア:

[(1, 173149720), (2, 86574860), (4, 43287430), (5, 34629944), (8, 21643715), (10, 17314972), (20, 8657486), (29, 5970680), (40, 4328743), (58, 2985340), (61, 2838520), (116, 1492670), (122, 1419260), (145, 1194136), (232, 746335), (244, 709630), (290, 597068), (305, 567704), (488, 354815), (580, 298534), (610, 283852), (1160, 149267), (1220, 141926), (1769, 97880), (2440, 70963), (2447, 70760), (3538, 48940), (4894, 35380), (7076, 24470), (8845, 19576), (9788, 17690), (12235, 14152)]