61201920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:652

約数の個数: 160

約数和(自身を含む): 211048992

約数和(自身を除く): 149847072

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, 613, 624, 640, 768, 780, 832, 960, 1040, 1226, 1248, 1280, 1536, 1560, 1664, 1839, 1920, 2080, 2452, 2496, 2560, 3065, 3120, 3328, 3678, 3840, 4160, 4904, 4992, 6130, 6240, 6656, 7356, 7680, 7969, 8320, 9195, 9808, 9984, 12260, 12480, 14712, 15938, 16640, 18390, 19616, 19968, 23907, 24520, 24960, 29424, 31876, 33280, 36780, 39232, 39845, 47814, 49040, 49920, 58848, 63752, 73560, 78464, 79690, 95628, 98080, 99840, 117696, 119535, 127504, 147120, 156928, 159380, 191256, 196160, 235392, 239070, 255008, 294240, 313856, 318760, 382512, 392320, 470784, 478140, 510016, 588480, 637520, 765024, 784640, 941568, 956280, 1020032, 1176960, 1275040, 1530048, 1569280, 1912560, 2040064, 2353920, 2550080, 3060096, 3825120, 4080128, 4707840, 5100160, 6120192, 7650240, 10200320, 12240384, 15300480, 20400640, 30600960, 61201920]

約数ペア:

[(1, 61201920), (2, 30600960), (3, 20400640), (4, 15300480), (5, 12240384), (6, 10200320), (8, 7650240), (10, 6120192), (12, 5100160), (13, 4707840), (15, 4080128), (16, 3825120), (20, 3060096), (24, 2550080), (26, 2353920), (30, 2040064), (32, 1912560), (39, 1569280), (40, 1530048), (48, 1275040), (52, 1176960), (60, 1020032), (64, 956280), (65, 941568), (78, 784640), (80, 765024), (96, 637520), (104, 588480), (120, 510016), (128, 478140), (130, 470784), (156, 392320), (160, 382512), (192, 318760), (195, 313856), (208, 294240), (240, 255008), (256, 239070), (260, 235392), (312, 196160), (320, 191256), (384, 159380), (390, 156928), (416, 147120), (480, 127504), (512, 119535), (520, 117696), (613, 99840), (624, 98080), (640, 95628), (768, 79690), (780, 78464), (832, 73560), (960, 63752), (1040, 58848), (1226, 49920), (1248, 49040), (1280, 47814), (1536, 39845), (1560, 39232), (1664, 36780), (1839, 33280), (1920, 31876), (2080, 29424), (2452, 24960), (2496, 24520), (2560, 23907), (3065, 19968), (3120, 19616), (3328, 18390), (3678, 16640), (3840, 15938), (4160, 14712), (4904, 12480), (4992, 12260), (6130, 9984), (6240, 9808), (6656, 9195), (7356, 8320), (7680, 7969)]