208142640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12569}}^1$

素因数の和:12611

約数の個数: 120

約数和(自身を含む): 729462240

約数和(自身を除く): 521319600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 12569, 16560, 25138, 37707, 50276, 62845, 75414, 100552, 113121, 125690, 150828, 188535, 201104, 226242, 251380, 289087, 301656, 377070, 452484, 502760, 565605, 578174, 603312, 754140, 867261, 904968, 1005520, 1131210, 1156348, 1445435, 1508280, 1734522, 1809936, 2262420, 2312696, 2601783, 2890870, 3016560, 3469044, 4336305, 4524840, 4625392, 5203566, 5781740, 6938088, 8672610, 9049680, 10407132, 11563480, 13008915, 13876176, 17345220, 20814264, 23126960, 26017830, 34690440, 41628528, 52035660, 69380880, 104071320, 208142640]

約数ペア:

[(1, 208142640), (2, 104071320), (3, 69380880), (4, 52035660), (5, 41628528), (6, 34690440), (8, 26017830), (9, 23126960), (10, 20814264), (12, 17345220), (15, 13876176), (16, 13008915), (18, 11563480), (20, 10407132), (23, 9049680), (24, 8672610), (30, 6938088), (36, 5781740), (40, 5203566), (45, 4625392), (46, 4524840), (48, 4336305), (60, 3469044), (69, 3016560), (72, 2890870), (80, 2601783), (90, 2312696), (92, 2262420), (115, 1809936), (120, 1734522), (138, 1508280), (144, 1445435), (180, 1156348), (184, 1131210), (207, 1005520), (230, 904968), (240, 867261), (276, 754140), (345, 603312), (360, 578174), (368, 565605), (414, 502760), (460, 452484), (552, 377070), (690, 301656), (720, 289087), (828, 251380), (920, 226242), (1035, 201104), (1104, 188535), (1380, 150828), (1656, 125690), (1840, 113121), (2070, 100552), (2760, 75414), (3312, 62845), (4140, 50276), (5520, 37707), (8280, 25138), (12569, 16560)]