378685320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{242747}}^1$

素因数の和:242774

約数の個数: 64

約数和(自身を含む): 1223449920

約数和(自身を除く): 844764600

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, 242747, 485494, 728241, 970988, 1213735, 1456482, 1941976, 2427470, 2912964, 3155711, 3641205, 4854940, 5825928, 6311422, 7282410, 9467133, 9709880, 12622844, 14564820, 15778555, 18934266, 25245688, 29129640, 31557110, 37868532, 47335665, 63114220, 75737064, 94671330, 126228440, 189342660, 378685320]

約数ペア:

[(1, 378685320), (2, 189342660), (3, 126228440), (4, 94671330), (5, 75737064), (6, 63114220), (8, 47335665), (10, 37868532), (12, 31557110), (13, 29129640), (15, 25245688), (20, 18934266), (24, 15778555), (26, 14564820), (30, 12622844), (39, 9709880), (40, 9467133), (52, 7282410), (60, 6311422), (65, 5825928), (78, 4854940), (104, 3641205), (120, 3155711), (130, 2912964), (156, 2427470), (195, 1941976), (260, 1456482), (312, 1213735), (390, 970988), (520, 728241), (780, 485494), (1560, 242747)]