123548520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 398442240

約数和(自身を除く): 274893720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 102, 120, 136, 142, 170, 204, 213, 255, 284, 340, 355, 408, 426, 510, 568, 680, 710, 852, 853, 1020, 1065, 1207, 1420, 1704, 1706, 2040, 2130, 2414, 2559, 2840, 3412, 3621, 4260, 4265, 4828, 5118, 6035, 6824, 7242, 8520, 8530, 9656, 10236, 12070, 12795, 14484, 14501, 17060, 18105, 20472, 24140, 25590, 28968, 29002, 34120, 36210, 43503, 48280, 51180, 58004, 60563, 72420, 72505, 87006, 102360, 116008, 121126, 144840, 145010, 174012, 181689, 217515, 242252, 290020, 302815, 348024, 363378, 435030, 484504, 580040, 605630, 726756, 870060, 908445, 1029571, 1211260, 1453512, 1740120, 1816890, 2059142, 2422520, 3088713, 3633780, 4118284, 5147855, 6177426, 7267560, 8236568, 10295710, 12354852, 15443565, 20591420, 24709704, 30887130, 41182840, 61774260, 123548520]

約数ペア:

[(1, 123548520), (2, 61774260), (3, 41182840), (4, 30887130), (5, 24709704), (6, 20591420), (8, 15443565), (10, 12354852), (12, 10295710), (15, 8236568), (17, 7267560), (20, 6177426), (24, 5147855), (30, 4118284), (34, 3633780), (40, 3088713), (51, 2422520), (60, 2059142), (68, 1816890), (71, 1740120), (85, 1453512), (102, 1211260), (120, 1029571), (136, 908445), (142, 870060), (170, 726756), (204, 605630), (213, 580040), (255, 484504), (284, 435030), (340, 363378), (355, 348024), (408, 302815), (426, 290020), (510, 242252), (568, 217515), (680, 181689), (710, 174012), (852, 145010), (853, 144840), (1020, 121126), (1065, 116008), (1207, 102360), (1420, 87006), (1704, 72505), (1706, 72420), (2040, 60563), (2130, 58004), (2414, 51180), (2559, 48280), (2840, 43503), (3412, 36210), (3621, 34120), (4260, 29002), (4265, 28968), (4828, 25590), (5118, 24140), (6035, 20472), (6824, 18105), (7242, 17060), (8520, 14501), (8530, 14484), (9656, 12795), (10236, 12070)]