996649680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{319439}}^1$

素因数の和:319468

約数の個数: 80

約数和(自身を含む): 3327287040

約数和(自身を除く): 2330637360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 319439, 638878, 958317, 1277756, 1597195, 1916634, 2555512, 3194390, 3833268, 4152707, 4791585, 5111024, 6388780, 7666536, 8305414, 9583170, 12458121, 12777560, 15333072, 16610828, 19166340, 20763535, 24916242, 25555120, 33221656, 38332680, 41527070, 49832484, 62290605, 66443312, 76665360, 83054140, 99664968, 124581210, 166108280, 199329936, 249162420, 332216560, 498324840, 996649680]

約数ペア:

[(1, 996649680), (2, 498324840), (3, 332216560), (4, 249162420), (5, 199329936), (6, 166108280), (8, 124581210), (10, 99664968), (12, 83054140), (13, 76665360), (15, 66443312), (16, 62290605), (20, 49832484), (24, 41527070), (26, 38332680), (30, 33221656), (39, 25555120), (40, 24916242), (48, 20763535), (52, 19166340), (60, 16610828), (65, 15333072), (78, 12777560), (80, 12458121), (104, 9583170), (120, 8305414), (130, 7666536), (156, 6388780), (195, 5111024), (208, 4791585), (240, 4152707), (260, 3833268), (312, 3194390), (390, 2555512), (520, 1916634), (624, 1597195), (780, 1277756), (1040, 958317), (1560, 638878), (3120, 319439)]