253412640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13537}}^1$

素因数の和:13571

約数の個数: 144

約数和(自身を含む): 931360248

約数和(自身を除く): 677947608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 13537, 18720, 27074, 40611, 54148, 67685, 81222, 108296, 121833, 135370, 162444, 175981, 203055, 216592, 243666, 270740, 324888, 351962, 406110, 433184, 487332, 527943, 541480, 609165, 649776, 703924, 812220, 879905, 974664, 1055886, 1082960, 1218330, 1299552, 1407848, 1583829, 1624440, 1759810, 1949328, 2111772, 2165920, 2436660, 2639715, 2815696, 3167658, 3248880, 3519620, 3898656, 4223544, 4873320, 5279430, 5631392, 6335316, 6497760, 7039240, 7919145, 8447088, 9746640, 10558860, 12670632, 14078480, 15838290, 16894176, 19493280, 21117720, 25341264, 28156960, 31676580, 42235440, 50682528, 63353160, 84470880, 126706320, 253412640]

約数ペア:

[(1, 253412640), (2, 126706320), (3, 84470880), (4, 63353160), (5, 50682528), (6, 42235440), (8, 31676580), (9, 28156960), (10, 25341264), (12, 21117720), (13, 19493280), (15, 16894176), (16, 15838290), (18, 14078480), (20, 12670632), (24, 10558860), (26, 9746640), (30, 8447088), (32, 7919145), (36, 7039240), (39, 6497760), (40, 6335316), (45, 5631392), (48, 5279430), (52, 4873320), (60, 4223544), (65, 3898656), (72, 3519620), (78, 3248880), (80, 3167658), (90, 2815696), (96, 2639715), (104, 2436660), (117, 2165920), (120, 2111772), (130, 1949328), (144, 1759810), (156, 1624440), (160, 1583829), (180, 1407848), (195, 1299552), (208, 1218330), (234, 1082960), (240, 1055886), (260, 974664), (288, 879905), (312, 812220), (360, 703924), (390, 649776), (416, 609165), (468, 541480), (480, 527943), (520, 487332), (585, 433184), (624, 406110), (720, 351962), (780, 324888), (936, 270740), (1040, 243666), (1170, 216592), (1248, 203055), (1440, 175981), (1560, 162444), (1872, 135370), (2080, 121833), (2340, 108296), (3120, 81222), (3744, 67685), (4680, 54148), (6240, 40611), (9360, 27074), (13537, 18720)]