263318640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2281}}^1$

素因数の和:2347

約数の個数: 160

約数和(自身を含む): 903233856

約数和(自身を除く): 639915216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 740, 780, 888, 962, 1040, 1110, 1443, 1480, 1560, 1776, 1924, 2220, 2281, 2405, 2886, 2960, 3120, 3848, 4440, 4562, 4810, 5772, 6843, 7215, 7696, 8880, 9124, 9620, 11405, 11544, 13686, 14430, 18248, 19240, 22810, 23088, 27372, 28860, 29653, 34215, 36496, 38480, 45620, 54744, 57720, 59306, 68430, 84397, 88959, 91240, 109488, 115440, 118612, 136860, 148265, 168794, 177918, 182480, 237224, 253191, 273720, 296530, 337588, 355836, 421985, 444795, 474448, 506382, 547440, 593060, 675176, 711672, 843970, 889590, 1012764, 1097161, 1186120, 1265955, 1350352, 1423344, 1687940, 1779180, 2025528, 2194322, 2372240, 2531910, 3291483, 3375880, 3558360, 4051056, 4388644, 5063820, 5485805, 6582966, 6751760, 7116720, 8777288, 10127640, 10971610, 13165932, 16457415, 17554576, 20255280, 21943220, 26331864, 32914830, 43886440, 52663728, 65829660, 87772880, 131659320, 263318640]

約数ペア:

[(1, 263318640), (2, 131659320), (3, 87772880), (4, 65829660), (5, 52663728), (6, 43886440), (8, 32914830), (10, 26331864), (12, 21943220), (13, 20255280), (15, 17554576), (16, 16457415), (20, 13165932), (24, 10971610), (26, 10127640), (30, 8777288), (37, 7116720), (39, 6751760), (40, 6582966), (48, 5485805), (52, 5063820), (60, 4388644), (65, 4051056), (74, 3558360), (78, 3375880), (80, 3291483), (104, 2531910), (111, 2372240), (120, 2194322), (130, 2025528), (148, 1779180), (156, 1687940), (185, 1423344), (195, 1350352), (208, 1265955), (222, 1186120), (240, 1097161), (260, 1012764), (296, 889590), (312, 843970), (370, 711672), (390, 675176), (444, 593060), (481, 547440), (520, 506382), (555, 474448), (592, 444795), (624, 421985), (740, 355836), (780, 337588), (888, 296530), (962, 273720), (1040, 253191), (1110, 237224), (1443, 182480), (1480, 177918), (1560, 168794), (1776, 148265), (1924, 136860), (2220, 118612), (2281, 115440), (2405, 109488), (2886, 91240), (2960, 88959), (3120, 84397), (3848, 68430), (4440, 59306), (4562, 57720), (4810, 54744), (5772, 45620), (6843, 38480), (7215, 36496), (7696, 34215), (8880, 29653), (9124, 28860), (9620, 27372), (11405, 23088), (11544, 22810), (13686, 19240), (14430, 18248)]