66139320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42397}}^1$

素因数の和:42424

約数の個数: 64

約数和(自身を含む): 213685920

約数和(自身を除く): 147546600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 42397, 84794, 127191, 169588, 211985, 254382, 339176, 423970, 508764, 551161, 635955, 847940, 1017528, 1102322, 1271910, 1653483, 1695880, 2204644, 2543820, 2755805, 3306966, 4409288, 5087640, 5511610, 6613932, 8267415, 11023220, 13227864, 16534830, 22046440, 33069660, 66139320]

約数ペア:

[(1, 66139320), (2, 33069660), (3, 22046440), (4, 16534830), (5, 13227864), (6, 11023220), (8, 8267415), (10, 6613932), (12, 5511610), (13, 5087640), (15, 4409288), (20, 3306966), (24, 2755805), (26, 2543820), (30, 2204644), (39, 1695880), (40, 1653483), (52, 1271910), (60, 1102322), (65, 1017528), (78, 847940), (104, 635955), (120, 551161), (130, 508764), (156, 423970), (195, 339176), (260, 254382), (312, 211985), (390, 169588), (520, 127191), (780, 84794), (1560, 42397)]