172000620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86869}}^1$

素因数の和:86895

約数の個数: 72

約数和(自身を含む): 569172240

約数和(自身を除く): 397171620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 86869, 173738, 260607, 347476, 434345, 521214, 781821, 868690, 955559, 1042428, 1303035, 1563642, 1737380, 1911118, 2606070, 2866677, 3127284, 3822236, 3909105, 4777795, 5212140, 5733354, 7818210, 8600031, 9555590, 11466708, 14333385, 15636420, 17200062, 19111180, 28666770, 34400124, 43000155, 57333540, 86000310, 172000620]

約数ペア:

[(1, 172000620), (2, 86000310), (3, 57333540), (4, 43000155), (5, 34400124), (6, 28666770), (9, 19111180), (10, 17200062), (11, 15636420), (12, 14333385), (15, 11466708), (18, 9555590), (20, 8600031), (22, 7818210), (30, 5733354), (33, 5212140), (36, 4777795), (44, 3909105), (45, 3822236), (55, 3127284), (60, 2866677), (66, 2606070), (90, 1911118), (99, 1737380), (110, 1563642), (132, 1303035), (165, 1042428), (180, 955559), (198, 868690), (220, 781821), (330, 521214), (396, 434345), (495, 347476), (660, 260607), (990, 173738), (1980, 86869)]