160072640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 224

約数和(自身を含む): 491581440

約数和(自身を除く): 331508800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 46, 52, 56, 64, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 160, 161, 182, 184, 208, 224, 230, 239, 260, 280, 299, 320, 322, 364, 368, 416, 448, 455, 460, 478, 520, 560, 598, 644, 728, 736, 805, 832, 910, 920, 956, 1040, 1120, 1195, 1196, 1288, 1456, 1472, 1495, 1610, 1673, 1820, 1840, 1912, 2080, 2093, 2240, 2390, 2392, 2576, 2912, 2990, 3107, 3220, 3346, 3640, 3680, 3824, 4160, 4186, 4780, 4784, 5152, 5497, 5824, 5980, 6214, 6440, 6692, 7280, 7360, 7648, 8365, 8372, 9560, 9568, 10304, 10465, 10994, 11960, 12428, 12880, 13384, 14560, 15296, 15535, 16730, 16744, 19120, 19136, 20930, 21749, 21988, 23920, 24856, 25760, 26768, 27485, 29120, 31070, 33460, 33488, 38240, 38479, 41860, 43498, 43976, 47840, 49712, 51520, 53536, 54970, 62140, 66920, 66976, 71461, 76480, 76958, 83720, 86996, 87952, 95680, 99424, 107072, 108745, 109940, 124280, 133840, 133952, 142922, 153916, 167440, 173992, 175904, 192395, 198848, 217490, 219880, 248560, 267680, 285844, 307832, 334880, 347984, 351808, 357305, 384790, 434980, 439760, 497120, 500227, 535360, 571688, 615664, 669760, 695968, 714610, 769580, 869960, 879520, 994240, 1000454, 1143376, 1231328, 1391936, 1429220, 1539160, 1739920, 1759040, 2000908, 2286752, 2462656, 2501135, 2858440, 3078320, 3479840, 4001816, 4573504, 5002270, 5716880, 6156640, 6959680, 8003632, 10004540, 11433760, 12313280, 16007264, 20009080, 22867520, 32014528, 40018160, 80036320, 160072640]

約数ペア:

[(1, 160072640), (2, 80036320), (4, 40018160), (5, 32014528), (7, 22867520), (8, 20009080), (10, 16007264), (13, 12313280), (14, 11433760), (16, 10004540), (20, 8003632), (23, 6959680), (26, 6156640), (28, 5716880), (32, 5002270), (35, 4573504), (40, 4001816), (46, 3479840), (52, 3078320), (56, 2858440), (64, 2501135), (65, 2462656), (70, 2286752), (80, 2000908), (91, 1759040), (92, 1739920), (104, 1539160), (112, 1429220), (115, 1391936), (130, 1231328), (140, 1143376), (160, 1000454), (161, 994240), (182, 879520), (184, 869960), (208, 769580), (224, 714610), (230, 695968), (239, 669760), (260, 615664), (280, 571688), (299, 535360), (320, 500227), (322, 497120), (364, 439760), (368, 434980), (416, 384790), (448, 357305), (455, 351808), (460, 347984), (478, 334880), (520, 307832), (560, 285844), (598, 267680), (644, 248560), (728, 219880), (736, 217490), (805, 198848), (832, 192395), (910, 175904), (920, 173992), (956, 167440), (1040, 153916), (1120, 142922), (1195, 133952), (1196, 133840), (1288, 124280), (1456, 109940), (1472, 108745), (1495, 107072), (1610, 99424), (1673, 95680), (1820, 87952), (1840, 86996), (1912, 83720), (2080, 76958), (2093, 76480), (2240, 71461), (2390, 66976), (2392, 66920), (2576, 62140), (2912, 54970), (2990, 53536), (3107, 51520), (3220, 49712), (3346, 47840), (3640, 43976), (3680, 43498), (3824, 41860), (4160, 38479), (4186, 38240), (4780, 33488), (4784, 33460), (5152, 31070), (5497, 29120), (5824, 27485), (5980, 26768), (6214, 25760), (6440, 24856), (6692, 23920), (7280, 21988), (7360, 21749), (7648, 20930), (8365, 19136), (8372, 19120), (9560, 16744), (9568, 16730), (10304, 15535), (10465, 15296), (10994, 14560), (11960, 13384), (12428, 12880)]