249938520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{160217}}^1$

素因数の和:160244

約数の個数: 64

約数和(自身を含む): 807498720

約数和(自身を除く): 557560200

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, 160217, 320434, 480651, 640868, 801085, 961302, 1281736, 1602170, 1922604, 2082821, 2403255, 3204340, 3845208, 4165642, 4806510, 6248463, 6408680, 8331284, 9613020, 10414105, 12496926, 16662568, 19226040, 20828210, 24993852, 31242315, 41656420, 49987704, 62484630, 83312840, 124969260, 249938520]

約数ペア:

[(1, 249938520), (2, 124969260), (3, 83312840), (4, 62484630), (5, 49987704), (6, 41656420), (8, 31242315), (10, 24993852), (12, 20828210), (13, 19226040), (15, 16662568), (20, 12496926), (24, 10414105), (26, 9613020), (30, 8331284), (39, 6408680), (40, 6248463), (52, 4806510), (60, 4165642), (65, 3845208), (78, 3204340), (104, 2403255), (120, 2082821), (130, 1922604), (156, 1602170), (195, 1281736), (260, 961302), (312, 801085), (390, 640868), (520, 480651), (780, 320434), (1560, 160217)]