61340320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 152409600

約数和(自身を除く): 91069280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 83, 124, 149, 155, 160, 166, 248, 298, 310, 332, 415, 496, 596, 620, 664, 745, 830, 992, 1192, 1240, 1328, 1490, 1660, 2384, 2480, 2573, 2656, 2980, 3320, 4619, 4768, 4960, 5146, 5960, 6640, 9238, 10292, 11920, 12367, 12865, 13280, 18476, 20584, 23095, 23840, 24734, 25730, 36952, 41168, 46190, 49468, 51460, 61835, 73904, 82336, 92380, 98936, 102920, 123670, 147808, 184760, 197872, 205840, 247340, 369520, 383377, 395744, 411680, 494680, 739040, 766754, 989360, 1533508, 1916885, 1978720, 3067016, 3833770, 6134032, 7667540, 12268064, 15335080, 30670160, 61340320]

約数ペア:

[(1, 61340320), (2, 30670160), (4, 15335080), (5, 12268064), (8, 7667540), (10, 6134032), (16, 3833770), (20, 3067016), (31, 1978720), (32, 1916885), (40, 1533508), (62, 989360), (80, 766754), (83, 739040), (124, 494680), (149, 411680), (155, 395744), (160, 383377), (166, 369520), (248, 247340), (298, 205840), (310, 197872), (332, 184760), (415, 147808), (496, 123670), (596, 102920), (620, 98936), (664, 92380), (745, 82336), (830, 73904), (992, 61835), (1192, 51460), (1240, 49468), (1328, 46190), (1490, 41168), (1660, 36952), (2384, 25730), (2480, 24734), (2573, 23840), (2656, 23095), (2980, 20584), (3320, 18476), (4619, 13280), (4768, 12865), (4960, 12367), (5146, 11920), (5960, 10292), (6640, 9238)]