253510560

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:689

約数の個数: 240

約数和(自身を含む): 925005312

約数和(自身を除く): 671494752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 631, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1262, 1296, 1395, 1440, 1488, 1620, 1674, 1860, 1893, 2160, 2232, 2480, 2511, 2524, 2592, 2790, 2976, 3155, 3240, 3348, 3720, 3786, 4185, 4320, 4464, 4960, 5022, 5048, 5580, 5679, 6310, 6480, 6696, 7440, 7572, 8370, 8928, 9465, 10044, 10096, 11160, 11358, 12555, 12620, 12960, 13392, 14880, 15144, 16740, 17037, 18930, 19561, 20088, 20192, 22320, 22716, 25110, 25240, 26784, 28395, 30288, 33480, 34074, 37860, 39122, 40176, 44640, 45432, 50220, 50480, 51111, 56790, 58683, 60576, 66960, 68148, 75720, 78244, 80352, 85185, 90864, 97805, 100440, 100960, 102222, 113580, 117366, 133920, 136296, 151440, 156488, 170370, 176049, 181728, 195610, 200880, 204444, 227160, 234732, 255555, 272592, 293415, 302880, 312976, 340740, 352098, 391220, 401760, 408888, 454320, 469464, 511110, 528147, 545184, 586830, 625952, 681480, 704196, 782440, 817776, 880245, 908640, 938928, 1022220, 1056294, 1173660, 1362960, 1408392, 1564880, 1584441, 1635552, 1760490, 1877856, 2044440, 2112588, 2347320, 2640735, 2725920, 2816784, 3129760, 3168882, 3520980, 4088880, 4225176, 4694640, 5281470, 5633568, 6337764, 7041960, 7922205, 8177760, 8450352, 9389280, 10562940, 12675528, 14083920, 15844410, 16900704, 21125880, 25351056, 28167840, 31688820, 42251760, 50702112, 63377640, 84503520, 126755280, 253510560]

約数ペア:

[(1, 253510560), (2, 126755280), (3, 84503520), (4, 63377640), (5, 50702112), (6, 42251760), (8, 31688820), (9, 28167840), (10, 25351056), (12, 21125880), (15, 16900704), (16, 15844410), (18, 14083920), (20, 12675528), (24, 10562940), (27, 9389280), (30, 8450352), (31, 8177760), (32, 7922205), (36, 7041960), (40, 6337764), (45, 5633568), (48, 5281470), (54, 4694640), (60, 4225176), (62, 4088880), (72, 3520980), (80, 3168882), (81, 3129760), (90, 2816784), (93, 2725920), (96, 2640735), (108, 2347320), (120, 2112588), (124, 2044440), (135, 1877856), (144, 1760490), (155, 1635552), (160, 1584441), (162, 1564880), (180, 1408392), (186, 1362960), (216, 1173660), (240, 1056294), (248, 1022220), (270, 938928), (279, 908640), (288, 880245), (310, 817776), (324, 782440), (360, 704196), (372, 681480), (405, 625952), (432, 586830), (465, 545184), (480, 528147), (496, 511110), (540, 469464), (558, 454320), (620, 408888), (631, 401760), (648, 391220), (720, 352098), (744, 340740), (810, 312976), (837, 302880), (864, 293415), (930, 272592), (992, 255555), (1080, 234732), (1116, 227160), (1240, 204444), (1262, 200880), (1296, 195610), (1395, 181728), (1440, 176049), (1488, 170370), (1620, 156488), (1674, 151440), (1860, 136296), (1893, 133920), (2160, 117366), (2232, 113580), (2480, 102222), (2511, 100960), (2524, 100440), (2592, 97805), (2790, 90864), (2976, 85185), (3155, 80352), (3240, 78244), (3348, 75720), (3720, 68148), (3786, 66960), (4185, 60576), (4320, 58683), (4464, 56790), (4960, 51111), (5022, 50480), (5048, 50220), (5580, 45432), (5679, 44640), (6310, 40176), (6480, 39122), (6696, 37860), (7440, 34074), (7572, 33480), (8370, 30288), (8928, 28395), (9465, 26784), (10044, 25240), (10096, 25110), (11160, 22716), (11358, 22320), (12555, 20192), (12620, 20088), (12960, 19561), (13392, 18930), (14880, 17037), (15144, 16740)]