868674560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 176

約数和(自身を含む): 2321985792

約数和(自身を除く): 1453311232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 421, 496, 512, 520, 620, 640, 806, 832, 842, 992, 1024, 1040, 1240, 1280, 1612, 1664, 1684, 1984, 2015, 2080, 2105, 2480, 2560, 3224, 3328, 3368, 3968, 4030, 4160, 4210, 4960, 5120, 5473, 6448, 6656, 6736, 7936, 8060, 8320, 8420, 9920, 10946, 12896, 13051, 13312, 13472, 15872, 16120, 16640, 16840, 19840, 21892, 25792, 26102, 26944, 27365, 31744, 32240, 33280, 33680, 39680, 43784, 51584, 52204, 53888, 54730, 64480, 65255, 66560, 67360, 79360, 87568, 103168, 104408, 107776, 109460, 128960, 130510, 134720, 158720, 169663, 175136, 206336, 208816, 215552, 218920, 257920, 261020, 269440, 339326, 350272, 412672, 417632, 431104, 437840, 515840, 522040, 538880, 678652, 700544, 835264, 848315, 875680, 1031680, 1044080, 1077760, 1357304, 1401088, 1670528, 1696630, 1751360, 2063360, 2088160, 2155520, 2714608, 2802176, 3341056, 3393260, 3502720, 4176320, 5429216, 5604352, 6682112, 6786520, 7005440, 8352640, 10858432, 13364224, 13573040, 14010880, 16705280, 21716864, 27146080, 28021760, 33410560, 43433728, 54292160, 66821120, 86867456, 108584320, 173734912, 217168640, 434337280, 868674560]

約数ペア:

[(1, 868674560), (2, 434337280), (4, 217168640), (5, 173734912), (8, 108584320), (10, 86867456), (13, 66821120), (16, 54292160), (20, 43433728), (26, 33410560), (31, 28021760), (32, 27146080), (40, 21716864), (52, 16705280), (62, 14010880), (64, 13573040), (65, 13364224), (80, 10858432), (104, 8352640), (124, 7005440), (128, 6786520), (130, 6682112), (155, 5604352), (160, 5429216), (208, 4176320), (248, 3502720), (256, 3393260), (260, 3341056), (310, 2802176), (320, 2714608), (403, 2155520), (416, 2088160), (421, 2063360), (496, 1751360), (512, 1696630), (520, 1670528), (620, 1401088), (640, 1357304), (806, 1077760), (832, 1044080), (842, 1031680), (992, 875680), (1024, 848315), (1040, 835264), (1240, 700544), (1280, 678652), (1612, 538880), (1664, 522040), (1684, 515840), (1984, 437840), (2015, 431104), (2080, 417632), (2105, 412672), (2480, 350272), (2560, 339326), (3224, 269440), (3328, 261020), (3368, 257920), (3968, 218920), (4030, 215552), (4160, 208816), (4210, 206336), (4960, 175136), (5120, 169663), (5473, 158720), (6448, 134720), (6656, 130510), (6736, 128960), (7936, 109460), (8060, 107776), (8320, 104408), (8420, 103168), (9920, 87568), (10946, 79360), (12896, 67360), (13051, 66560), (13312, 65255), (13472, 64480), (15872, 54730), (16120, 53888), (16640, 52204), (16840, 51584), (19840, 43784), (21892, 39680), (25792, 33680), (26102, 33280), (26944, 32240), (27365, 31744)]