123253728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 358598016

約数和(自身を除く): 235344288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 71, 78, 96, 104, 107, 142, 156, 169, 208, 213, 214, 284, 312, 321, 338, 416, 426, 428, 507, 568, 624, 642, 676, 852, 856, 923, 1014, 1136, 1248, 1284, 1352, 1391, 1704, 1712, 1846, 2028, 2272, 2568, 2704, 2769, 2782, 3408, 3424, 3692, 4056, 4173, 5136, 5408, 5538, 5564, 6816, 7384, 7597, 8112, 8346, 10272, 11076, 11128, 11999, 14768, 15194, 16224, 16692, 18083, 22152, 22256, 22791, 23998, 29536, 30388, 33384, 35997, 36166, 44304, 44512, 45582, 47996, 54249, 60776, 66768, 71994, 72332, 88608, 91164, 95992, 98761, 108498, 121552, 133536, 143988, 144664, 182328, 191984, 197522, 216996, 243104, 287976, 289328, 296283, 364656, 383968, 395044, 433992, 575952, 578656, 592566, 729312, 790088, 867984, 1151904, 1185132, 1283893, 1580176, 1735968, 2370264, 2567786, 3160352, 3851679, 4740528, 5135572, 7703358, 9481056, 10271144, 15406716, 20542288, 30813432, 41084576, 61626864, 123253728]

約数ペア:

[(1, 123253728), (2, 61626864), (3, 41084576), (4, 30813432), (6, 20542288), (8, 15406716), (12, 10271144), (13, 9481056), (16, 7703358), (24, 5135572), (26, 4740528), (32, 3851679), (39, 3160352), (48, 2567786), (52, 2370264), (71, 1735968), (78, 1580176), (96, 1283893), (104, 1185132), (107, 1151904), (142, 867984), (156, 790088), (169, 729312), (208, 592566), (213, 578656), (214, 575952), (284, 433992), (312, 395044), (321, 383968), (338, 364656), (416, 296283), (426, 289328), (428, 287976), (507, 243104), (568, 216996), (624, 197522), (642, 191984), (676, 182328), (852, 144664), (856, 143988), (923, 133536), (1014, 121552), (1136, 108498), (1248, 98761), (1284, 95992), (1352, 91164), (1391, 88608), (1704, 72332), (1712, 71994), (1846, 66768), (2028, 60776), (2272, 54249), (2568, 47996), (2704, 45582), (2769, 44512), (2782, 44304), (3408, 36166), (3424, 35997), (3692, 33384), (4056, 30388), (4173, 29536), (5136, 23998), (5408, 22791), (5538, 22256), (5564, 22152), (6816, 18083), (7384, 16692), (7597, 16224), (8112, 15194), (8346, 14768), (10272, 11999), (11076, 11128)]