621438480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2500

約数の個数: 240

約数和(自身を含む): 2331725760

約数和(自身を除く): 1710287280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1944, 2106, 2160, 2340, 2430, 2459, 2808, 3120, 3159, 3240, 3510, 3888, 4212, 4680, 4860, 4918, 5265, 5616, 6318, 6480, 7020, 7377, 8424, 9360, 9720, 9836, 10530, 12295, 12636, 14040, 14754, 15795, 16848, 19440, 19672, 21060, 22131, 24590, 25272, 28080, 29508, 31590, 31967, 36885, 39344, 42120, 44262, 49180, 50544, 59016, 63180, 63934, 66393, 73770, 84240, 88524, 95901, 98360, 110655, 118032, 126360, 127868, 132786, 147540, 159835, 177048, 191802, 196720, 199179, 221310, 252720, 255736, 265572, 287703, 295080, 319670, 331965, 354096, 383604, 398358, 442620, 479505, 511472, 531144, 575406, 590160, 597537, 639340, 663930, 767208, 796716, 863109, 885240, 959010, 995895, 1062288, 1150812, 1195074, 1278680, 1327860, 1438515, 1534416, 1593432, 1726218, 1770480, 1918020, 1991790, 2301624, 2390148, 2557360, 2589327, 2655720, 2877030, 2987685, 3186864, 3452436, 3836040, 3983580, 4315545, 4603248, 4780296, 5178654, 5311440, 5754060, 5975370, 6904872, 7672080, 7767981, 7967160, 8631090, 9560592, 10357308, 11508120, 11950740, 12946635, 13809744, 15535962, 15934320, 17262180, 20714616, 23016240, 23901480, 25893270, 31071924, 34524360, 38839905, 41429232, 47802960, 51786540, 62143848, 69048720, 77679810, 103573080, 124287696, 155359620, 207146160, 310719240, 621438480]

約数ペア:

[(1, 621438480), (2, 310719240), (3, 207146160), (4, 155359620), (5, 124287696), (6, 103573080), (8, 77679810), (9, 69048720), (10, 62143848), (12, 51786540), (13, 47802960), (15, 41429232), (16, 38839905), (18, 34524360), (20, 31071924), (24, 25893270), (26, 23901480), (27, 23016240), (30, 20714616), (36, 17262180), (39, 15934320), (40, 15535962), (45, 13809744), (48, 12946635), (52, 11950740), (54, 11508120), (60, 10357308), (65, 9560592), (72, 8631090), (78, 7967160), (80, 7767981), (81, 7672080), (90, 6904872), (104, 5975370), (108, 5754060), (117, 5311440), (120, 5178654), (130, 4780296), (135, 4603248), (144, 4315545), (156, 3983580), (162, 3836040), (180, 3452436), (195, 3186864), (208, 2987685), (216, 2877030), (234, 2655720), (240, 2589327), (243, 2557360), (260, 2390148), (270, 2301624), (312, 1991790), (324, 1918020), (351, 1770480), (360, 1726218), (390, 1593432), (405, 1534416), (432, 1438515), (468, 1327860), (486, 1278680), (520, 1195074), (540, 1150812), (585, 1062288), (624, 995895), (648, 959010), (702, 885240), (720, 863109), (780, 796716), (810, 767208), (936, 663930), (972, 639340), (1040, 597537), (1053, 590160), (1080, 575406), (1170, 531144), (1215, 511472), (1296, 479505), (1404, 442620), (1560, 398358), (1620, 383604), (1755, 354096), (1872, 331965), (1944, 319670), (2106, 295080), (2160, 287703), (2340, 265572), (2430, 255736), (2459, 252720), (2808, 221310), (3120, 199179), (3159, 196720), (3240, 191802), (3510, 177048), (3888, 159835), (4212, 147540), (4680, 132786), (4860, 127868), (4918, 126360), (5265, 118032), (5616, 110655), (6318, 98360), (6480, 95901), (7020, 88524), (7377, 84240), (8424, 73770), (9360, 66393), (9720, 63934), (9836, 63180), (10530, 59016), (12295, 50544), (12636, 49180), (14040, 44262), (14754, 42120), (15795, 39344), (16848, 36885), (19440, 31967), (19672, 31590), (21060, 29508), (22131, 28080), (24590, 25272)]