90921720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12421}}^1$

素因数の和:12496

約数の個数: 64

約数和(自身を含む): 277259040

約数和(自身を除く): 186337320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 12421, 24842, 37263, 49684, 62105, 74526, 99368, 124210, 149052, 186315, 248420, 298104, 372630, 496840, 745260, 757681, 1490520, 1515362, 2273043, 3030724, 3788405, 4546086, 6061448, 7576810, 9092172, 11365215, 15153620, 18184344, 22730430, 30307240, 45460860, 90921720]

約数ペア:

[(1, 90921720), (2, 45460860), (3, 30307240), (4, 22730430), (5, 18184344), (6, 15153620), (8, 11365215), (10, 9092172), (12, 7576810), (15, 6061448), (20, 4546086), (24, 3788405), (30, 3030724), (40, 2273043), (60, 1515362), (61, 1490520), (120, 757681), (122, 745260), (183, 496840), (244, 372630), (305, 298104), (366, 248420), (488, 186315), (610, 149052), (732, 124210), (915, 99368), (1220, 74526), (1464, 62105), (1830, 49684), (2440, 37263), (3660, 24842), (7320, 12421)]