80970240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:850

約数の個数: 160

約数和(自身を含む): 279107136

約数和(自身を除く): 198136896

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, 811, 832, 960, 1040, 1248, 1280, 1536, 1560, 1622, 1664, 1920, 2080, 2433, 2496, 2560, 3120, 3244, 3328, 3840, 4055, 4160, 4866, 4992, 6240, 6488, 6656, 7680, 8110, 8320, 9732, 9984, 10543, 12165, 12480, 12976, 16220, 16640, 19464, 19968, 21086, 24330, 24960, 25952, 31629, 32440, 33280, 38928, 42172, 48660, 49920, 51904, 52715, 63258, 64880, 77856, 84344, 97320, 99840, 103808, 105430, 126516, 129760, 155712, 158145, 168688, 194640, 207616, 210860, 253032, 259520, 311424, 316290, 337376, 389280, 415232, 421720, 506064, 519040, 622848, 632580, 674752, 778560, 843440, 1012128, 1038080, 1245696, 1265160, 1349504, 1557120, 1686880, 2024256, 2076160, 2530320, 2699008, 3114240, 3373760, 4048512, 5060640, 5398016, 6228480, 6747520, 8097024, 10121280, 13495040, 16194048, 20242560, 26990080, 40485120, 80970240]

約数ペア:

[(1, 80970240), (2, 40485120), (3, 26990080), (4, 20242560), (5, 16194048), (6, 13495040), (8, 10121280), (10, 8097024), (12, 6747520), (13, 6228480), (15, 5398016), (16, 5060640), (20, 4048512), (24, 3373760), (26, 3114240), (30, 2699008), (32, 2530320), (39, 2076160), (40, 2024256), (48, 1686880), (52, 1557120), (60, 1349504), (64, 1265160), (65, 1245696), (78, 1038080), (80, 1012128), (96, 843440), (104, 778560), (120, 674752), (128, 632580), (130, 622848), (156, 519040), (160, 506064), (192, 421720), (195, 415232), (208, 389280), (240, 337376), (256, 316290), (260, 311424), (312, 259520), (320, 253032), (384, 210860), (390, 207616), (416, 194640), (480, 168688), (512, 158145), (520, 155712), (624, 129760), (640, 126516), (768, 105430), (780, 103808), (811, 99840), (832, 97320), (960, 84344), (1040, 77856), (1248, 64880), (1280, 63258), (1536, 52715), (1560, 51904), (1622, 49920), (1664, 48660), (1920, 42172), (2080, 38928), (2433, 33280), (2496, 32440), (2560, 31629), (3120, 25952), (3244, 24960), (3328, 24330), (3840, 21086), (4055, 19968), (4160, 19464), (4866, 16640), (4992, 16220), (6240, 12976), (6488, 12480), (6656, 12165), (7680, 10543), (8110, 9984), (8320, 9732)]