123228720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5521}}^1$

素因数の和:5571

約数の個数: 120

約数和(自身を含む): 427270272

約数和(自身を除く): 304041552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5521, 5580, 7440, 11042, 11160, 16563, 22084, 22320, 27605, 33126, 44168, 49689, 55210, 66252, 82815, 88336, 99378, 110420, 132504, 165630, 171151, 198756, 220840, 248445, 265008, 331260, 342302, 397512, 441680, 496890, 513453, 662520, 684604, 795024, 855755, 993780, 1026906, 1325040, 1369208, 1540359, 1711510, 1987560, 2053812, 2567265, 2738416, 3080718, 3423020, 3975120, 4107624, 5134530, 6161436, 6846040, 7701795, 8215248, 10269060, 12322872, 13692080, 15403590, 20538120, 24645744, 30807180, 41076240, 61614360, 123228720]

約数ペア:

[(1, 123228720), (2, 61614360), (3, 41076240), (4, 30807180), (5, 24645744), (6, 20538120), (8, 15403590), (9, 13692080), (10, 12322872), (12, 10269060), (15, 8215248), (16, 7701795), (18, 6846040), (20, 6161436), (24, 5134530), (30, 4107624), (31, 3975120), (36, 3423020), (40, 3080718), (45, 2738416), (48, 2567265), (60, 2053812), (62, 1987560), (72, 1711510), (80, 1540359), (90, 1369208), (93, 1325040), (120, 1026906), (124, 993780), (144, 855755), (155, 795024), (180, 684604), (186, 662520), (240, 513453), (248, 496890), (279, 441680), (310, 397512), (360, 342302), (372, 331260), (465, 265008), (496, 248445), (558, 220840), (620, 198756), (720, 171151), (744, 165630), (930, 132504), (1116, 110420), (1240, 99378), (1395, 88336), (1488, 82815), (1860, 66252), (2232, 55210), (2480, 49689), (2790, 44168), (3720, 33126), (4464, 27605), (5521, 22320), (5580, 22084), (7440, 16563), (11042, 11160)]