220945920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2213}}^1$

素因数の和:2252

約数の個数: 160

約数和(自身を含む): 761013792

約数和(自身を除く): 540067872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2213, 2496, 2560, 3120, 3328, 3840, 4160, 4426, 4992, 6240, 6639, 6656, 7680, 8320, 8852, 9984, 11065, 12480, 13278, 16640, 17704, 19968, 22130, 24960, 26556, 28769, 33195, 33280, 35408, 44260, 49920, 53112, 57538, 66390, 70816, 86307, 88520, 99840, 106224, 115076, 132780, 141632, 143845, 172614, 177040, 212448, 230152, 265560, 283264, 287690, 345228, 354080, 424896, 431535, 460304, 531120, 566528, 575380, 690456, 708160, 849792, 863070, 920608, 1062240, 1133056, 1150760, 1380912, 1416320, 1699584, 1726140, 1841216, 2124480, 2301520, 2761824, 2832640, 3399168, 3452280, 3682432, 4248960, 4603040, 5523648, 5665280, 6904560, 7364864, 8497920, 9206080, 11047296, 13809120, 14729728, 16995840, 18412160, 22094592, 27618240, 36824320, 44189184, 55236480, 73648640, 110472960, 220945920]

約数ペア:

[(1, 220945920), (2, 110472960), (3, 73648640), (4, 55236480), (5, 44189184), (6, 36824320), (8, 27618240), (10, 22094592), (12, 18412160), (13, 16995840), (15, 14729728), (16, 13809120), (20, 11047296), (24, 9206080), (26, 8497920), (30, 7364864), (32, 6904560), (39, 5665280), (40, 5523648), (48, 4603040), (52, 4248960), (60, 3682432), (64, 3452280), (65, 3399168), (78, 2832640), (80, 2761824), (96, 2301520), (104, 2124480), (120, 1841216), (128, 1726140), (130, 1699584), (156, 1416320), (160, 1380912), (192, 1150760), (195, 1133056), (208, 1062240), (240, 920608), (256, 863070), (260, 849792), (312, 708160), (320, 690456), (384, 575380), (390, 566528), (416, 531120), (480, 460304), (512, 431535), (520, 424896), (624, 354080), (640, 345228), (768, 287690), (780, 283264), (832, 265560), (960, 230152), (1040, 212448), (1248, 177040), (1280, 172614), (1536, 143845), (1560, 141632), (1664, 132780), (1920, 115076), (2080, 106224), (2213, 99840), (2496, 88520), (2560, 86307), (3120, 70816), (3328, 66390), (3840, 57538), (4160, 53112), (4426, 49920), (4992, 44260), (6240, 35408), (6639, 33280), (6656, 33195), (7680, 28769), (8320, 26556), (8852, 24960), (9984, 22130), (11065, 19968), (12480, 17704), (13278, 16640)]