278551320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{27967}}^1$

素因数の和:28064

約数の個数: 64

約数和(自身を含む): 845752320

約数和(自身を除く): 567201000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 27967, 55934, 83901, 111868, 139835, 167802, 223736, 279670, 335604, 419505, 559340, 671208, 839010, 1118680, 1678020, 2321261, 3356040, 4642522, 6963783, 9285044, 11606305, 13927566, 18570088, 23212610, 27855132, 34818915, 46425220, 55710264, 69637830, 92850440, 139275660, 278551320]

約数ペア:

[(1, 278551320), (2, 139275660), (3, 92850440), (4, 69637830), (5, 55710264), (6, 46425220), (8, 34818915), (10, 27855132), (12, 23212610), (15, 18570088), (20, 13927566), (24, 11606305), (30, 9285044), (40, 6963783), (60, 4642522), (83, 3356040), (120, 2321261), (166, 1678020), (249, 1118680), (332, 839010), (415, 671208), (498, 559340), (664, 419505), (830, 335604), (996, 279670), (1245, 223736), (1660, 167802), (1992, 139835), (2490, 111868), (3320, 83901), (4980, 55934), (9960, 27967)]