120900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:61

約数の個数: 72

約数和(自身を含む): 388864

約数和(自身を除く): 267964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 155, 156, 186, 195, 260, 300, 310, 325, 372, 390, 403, 465, 620, 650, 775, 780, 806, 930, 975, 1209, 1300, 1550, 1612, 1860, 1950, 2015, 2325, 2418, 3100, 3900, 4030, 4650, 4836, 6045, 8060, 9300, 10075, 12090, 20150, 24180, 30225, 40300, 60450, 120900]

約数ペア:

[(1, 120900), (2, 60450), (3, 40300), (4, 30225), (5, 24180), (6, 20150), (10, 12090), (12, 10075), (13, 9300), (15, 8060), (20, 6045), (25, 4836), (26, 4650), (30, 4030), (31, 3900), (39, 3100), (50, 2418), (52, 2325), (60, 2015), (62, 1950), (65, 1860), (75, 1612), (78, 1550), (93, 1300), (100, 1209), (124, 975), (130, 930), (150, 806), (155, 780), (156, 775), (186, 650), (195, 620), (260, 465), (300, 403), (310, 390), (325, 372)]