157426880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 168

約数和(自身を含む): 421684704

約数和(自身を除く): 264257824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 71, 80, 82, 104, 130, 142, 160, 164, 169, 205, 208, 260, 284, 320, 328, 338, 355, 410, 416, 520, 533, 568, 656, 676, 710, 820, 832, 845, 923, 1040, 1066, 1136, 1312, 1352, 1420, 1640, 1690, 1846, 2080, 2132, 2272, 2624, 2665, 2704, 2840, 2911, 3280, 3380, 3692, 4160, 4264, 4544, 4615, 5330, 5408, 5680, 5822, 6560, 6760, 6929, 7384, 8528, 9230, 10660, 10816, 11360, 11644, 11999, 13120, 13520, 13858, 14555, 14768, 17056, 18460, 21320, 22720, 23288, 23998, 27040, 27716, 29110, 29536, 34112, 34645, 36920, 37843, 42640, 46576, 47996, 54080, 55432, 58220, 59072, 59995, 69290, 73840, 75686, 85280, 93152, 95992, 110864, 116440, 119990, 138580, 147680, 151372, 170560, 186304, 189215, 191984, 221728, 232880, 239980, 277160, 295360, 302744, 378430, 383968, 443456, 465760, 479960, 491959, 554320, 605488, 756860, 767936, 931520, 959920, 983918, 1108640, 1210976, 1513720, 1919840, 1967836, 2217280, 2421952, 2459795, 3027440, 3839680, 3935672, 4919590, 6054880, 7871344, 9839180, 12109760, 15742688, 19678360, 31485376, 39356720, 78713440, 157426880]

約数ペア:

[(1, 157426880), (2, 78713440), (4, 39356720), (5, 31485376), (8, 19678360), (10, 15742688), (13, 12109760), (16, 9839180), (20, 7871344), (26, 6054880), (32, 4919590), (40, 3935672), (41, 3839680), (52, 3027440), (64, 2459795), (65, 2421952), (71, 2217280), (80, 1967836), (82, 1919840), (104, 1513720), (130, 1210976), (142, 1108640), (160, 983918), (164, 959920), (169, 931520), (205, 767936), (208, 756860), (260, 605488), (284, 554320), (320, 491959), (328, 479960), (338, 465760), (355, 443456), (410, 383968), (416, 378430), (520, 302744), (533, 295360), (568, 277160), (656, 239980), (676, 232880), (710, 221728), (820, 191984), (832, 189215), (845, 186304), (923, 170560), (1040, 151372), (1066, 147680), (1136, 138580), (1312, 119990), (1352, 116440), (1420, 110864), (1640, 95992), (1690, 93152), (1846, 85280), (2080, 75686), (2132, 73840), (2272, 69290), (2624, 59995), (2665, 59072), (2704, 58220), (2840, 55432), (2911, 54080), (3280, 47996), (3380, 46576), (3692, 42640), (4160, 37843), (4264, 36920), (4544, 34645), (4615, 34112), (5330, 29536), (5408, 29110), (5680, 27716), (5822, 27040), (6560, 23998), (6760, 23288), (6929, 22720), (7384, 21320), (8528, 18460), (9230, 17056), (10660, 14768), (10816, 14555), (11360, 13858), (11644, 13520), (11999, 13120)]