169905840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 240

約数和(自身を含む): 588176640

約数和(自身を除く): 418270800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 71, 78, 80, 104, 118, 120, 130, 142, 156, 169, 177, 195, 208, 213, 236, 240, 260, 284, 295, 312, 338, 354, 355, 390, 426, 472, 507, 520, 568, 590, 624, 676, 708, 710, 767, 780, 845, 852, 885, 923, 944, 1014, 1040, 1065, 1136, 1180, 1352, 1416, 1420, 1534, 1560, 1690, 1704, 1770, 1846, 2028, 2130, 2301, 2360, 2535, 2704, 2769, 2832, 2840, 3068, 3120, 3380, 3408, 3540, 3692, 3835, 4056, 4189, 4260, 4602, 4615, 4720, 5070, 5538, 5680, 6136, 6760, 7080, 7384, 7670, 8112, 8378, 8520, 9204, 9230, 9971, 10140, 11076, 11505, 11999, 12272, 12567, 13520, 13845, 14160, 14768, 15340, 16756, 17040, 18408, 18460, 19942, 20280, 20945, 22152, 23010, 23998, 25134, 27690, 29913, 30680, 33512, 35997, 36816, 36920, 39884, 40560, 41890, 44304, 46020, 47996, 49855, 50268, 54457, 55380, 59826, 59995, 61360, 62835, 67024, 71994, 73840, 79768, 83780, 92040, 95992, 99710, 100536, 108914, 110760, 119652, 119990, 125670, 143988, 149565, 159536, 163371, 167560, 179985, 184080, 191984, 199420, 201072, 217828, 221520, 239304, 239980, 251340, 272285, 287976, 299130, 326742, 335120, 359970, 398840, 435656, 478608, 479960, 502680, 544570, 575952, 598260, 653484, 707941, 719940, 797680, 816855, 871312, 959920, 1005360, 1089140, 1196520, 1306968, 1415882, 1439880, 1633710, 2123823, 2178280, 2393040, 2613936, 2831764, 2879760, 3267420, 3539705, 4247646, 4356560, 5663528, 6534840, 7079410, 8495292, 10619115, 11327056, 13069680, 14158820, 16990584, 21238230, 28317640, 33981168, 42476460, 56635280, 84952920, 169905840]

約数ペア:

[(1, 169905840), (2, 84952920), (3, 56635280), (4, 42476460), (5, 33981168), (6, 28317640), (8, 21238230), (10, 16990584), (12, 14158820), (13, 13069680), (15, 11327056), (16, 10619115), (20, 8495292), (24, 7079410), (26, 6534840), (30, 5663528), (39, 4356560), (40, 4247646), (48, 3539705), (52, 3267420), (59, 2879760), (60, 2831764), (65, 2613936), (71, 2393040), (78, 2178280), (80, 2123823), (104, 1633710), (118, 1439880), (120, 1415882), (130, 1306968), (142, 1196520), (156, 1089140), (169, 1005360), (177, 959920), (195, 871312), (208, 816855), (213, 797680), (236, 719940), (240, 707941), (260, 653484), (284, 598260), (295, 575952), (312, 544570), (338, 502680), (354, 479960), (355, 478608), (390, 435656), (426, 398840), (472, 359970), (507, 335120), (520, 326742), (568, 299130), (590, 287976), (624, 272285), (676, 251340), (708, 239980), (710, 239304), (767, 221520), (780, 217828), (845, 201072), (852, 199420), (885, 191984), (923, 184080), (944, 179985), (1014, 167560), (1040, 163371), (1065, 159536), (1136, 149565), (1180, 143988), (1352, 125670), (1416, 119990), (1420, 119652), (1534, 110760), (1560, 108914), (1690, 100536), (1704, 99710), (1770, 95992), (1846, 92040), (2028, 83780), (2130, 79768), (2301, 73840), (2360, 71994), (2535, 67024), (2704, 62835), (2769, 61360), (2832, 59995), (2840, 59826), (3068, 55380), (3120, 54457), (3380, 50268), (3408, 49855), (3540, 47996), (3692, 46020), (3835, 44304), (4056, 41890), (4189, 40560), (4260, 39884), (4602, 36920), (4615, 36816), (4720, 35997), (5070, 33512), (5538, 30680), (5680, 29913), (6136, 27690), (6760, 25134), (7080, 23998), (7384, 23010), (7670, 22152), (8112, 20945), (8378, 20280), (8520, 19942), (9204, 18460), (9230, 18408), (9971, 17040), (10140, 16756), (11076, 15340), (11505, 14768), (11999, 14160), (12272, 13845), (12567, 13520)]