251779320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:339

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 667516680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 79, 90, 104, 108, 117, 120, 130, 135, 156, 158, 180, 195, 216, 227, 234, 237, 260, 270, 312, 316, 351, 360, 390, 395, 454, 468, 474, 520, 540, 585, 632, 681, 702, 711, 780, 790, 908, 936, 948, 1027, 1080, 1135, 1170, 1185, 1362, 1404, 1422, 1560, 1580, 1755, 1816, 1896, 2043, 2054, 2133, 2270, 2340, 2370, 2724, 2808, 2844, 2951, 3081, 3160, 3405, 3510, 3555, 4086, 4108, 4266, 4540, 4680, 4740, 5135, 5448, 5688, 5902, 6129, 6162, 6810, 7020, 7110, 8172, 8216, 8532, 8853, 9080, 9243, 9480, 10215, 10270, 10665, 11804, 12258, 12324, 13620, 14040, 14220, 14755, 15405, 16344, 17064, 17706, 17933, 18486, 20430, 20540, 21330, 23608, 24516, 24648, 26559, 27240, 27729, 28440, 29510, 30645, 30810, 35412, 35866, 36972, 40860, 41080, 42660, 44265, 46215, 49032, 53118, 53799, 55458, 59020, 61290, 61620, 70824, 71732, 73944, 79677, 81720, 85320, 88530, 89665, 92430, 106236, 107598, 110916, 118040, 122580, 123240, 132795, 138645, 143464, 159354, 161397, 177060, 179330, 184860, 212472, 215196, 221832, 233129, 245160, 265590, 268995, 277290, 318708, 322794, 354120, 358660, 369720, 398385, 430392, 466258, 484191, 531180, 537990, 554580, 637416, 645588, 699387, 717320, 796770, 806985, 932516, 968382, 1062360, 1075980, 1109160, 1165645, 1291176, 1398774, 1593540, 1613970, 1865032, 1936764, 2098161, 2151960, 2331290, 2420955, 2797548, 3187080, 3227940, 3496935, 3873528, 4196322, 4662580, 4841910, 5595096, 6294483, 6455880, 6993870, 8392644, 9325160, 9683820, 10490805, 12588966, 13987740, 16785288, 19367640, 20981610, 25177932, 27975480, 31472415, 41963220, 50355864, 62944830, 83926440, 125889660, 251779320]

約数ペア:

[(1, 251779320), (2, 125889660), (3, 83926440), (4, 62944830), (5, 50355864), (6, 41963220), (8, 31472415), (9, 27975480), (10, 25177932), (12, 20981610), (13, 19367640), (15, 16785288), (18, 13987740), (20, 12588966), (24, 10490805), (26, 9683820), (27, 9325160), (30, 8392644), (36, 6993870), (39, 6455880), (40, 6294483), (45, 5595096), (52, 4841910), (54, 4662580), (60, 4196322), (65, 3873528), (72, 3496935), (78, 3227940), (79, 3187080), (90, 2797548), (104, 2420955), (108, 2331290), (117, 2151960), (120, 2098161), (130, 1936764), (135, 1865032), (156, 1613970), (158, 1593540), (180, 1398774), (195, 1291176), (216, 1165645), (227, 1109160), (234, 1075980), (237, 1062360), (260, 968382), (270, 932516), (312, 806985), (316, 796770), (351, 717320), (360, 699387), (390, 645588), (395, 637416), (454, 554580), (468, 537990), (474, 531180), (520, 484191), (540, 466258), (585, 430392), (632, 398385), (681, 369720), (702, 358660), (711, 354120), (780, 322794), (790, 318708), (908, 277290), (936, 268995), (948, 265590), (1027, 245160), (1080, 233129), (1135, 221832), (1170, 215196), (1185, 212472), (1362, 184860), (1404, 179330), (1422, 177060), (1560, 161397), (1580, 159354), (1755, 143464), (1816, 138645), (1896, 132795), (2043, 123240), (2054, 122580), (2133, 118040), (2270, 110916), (2340, 107598), (2370, 106236), (2724, 92430), (2808, 89665), (2844, 88530), (2951, 85320), (3081, 81720), (3160, 79677), (3405, 73944), (3510, 71732), (3555, 70824), (4086, 61620), (4108, 61290), (4266, 59020), (4540, 55458), (4680, 53799), (4740, 53118), (5135, 49032), (5448, 46215), (5688, 44265), (5902, 42660), (6129, 41080), (6162, 40860), (6810, 36972), (7020, 35866), (7110, 35412), (8172, 30810), (8216, 30645), (8532, 29510), (8853, 28440), (9080, 27729), (9243, 27240), (9480, 26559), (10215, 24648), (10270, 24516), (10665, 23608), (11804, 21330), (12258, 20540), (12324, 20430), (13620, 18486), (14040, 17933), (14220, 17706), (14755, 17064), (15405, 16344)]