280493460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{119869}}^1$

素因数の和:119897

約数の個数: 72

約数和(自身を含む): 916286280

約数和(自身を除く): 635792820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 119869, 239738, 359607, 479476, 599345, 719214, 1078821, 1198690, 1438428, 1558297, 1798035, 2157642, 2397380, 3116594, 3596070, 4315284, 4674891, 5394105, 6233188, 7192140, 7791485, 9349782, 10788210, 14024673, 15582970, 18699564, 21576420, 23374455, 28049346, 31165940, 46748910, 56098692, 70123365, 93497820, 140246730, 280493460]

約数ペア:

[(1, 280493460), (2, 140246730), (3, 93497820), (4, 70123365), (5, 56098692), (6, 46748910), (9, 31165940), (10, 28049346), (12, 23374455), (13, 21576420), (15, 18699564), (18, 15582970), (20, 14024673), (26, 10788210), (30, 9349782), (36, 7791485), (39, 7192140), (45, 6233188), (52, 5394105), (60, 4674891), (65, 4315284), (78, 3596070), (90, 3116594), (117, 2397380), (130, 2157642), (156, 1798035), (180, 1558297), (195, 1438428), (234, 1198690), (260, 1078821), (390, 719214), (468, 599345), (585, 479476), (780, 359607), (1170, 239738), (2340, 119869)]