621355320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:395

約数の個数: 256

約数和(自身を含む): 2177740800

約数和(自身を除く): 1556385480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 67, 72, 90, 93, 108, 120, 124, 134, 135, 155, 180, 186, 201, 216, 248, 268, 270, 277, 279, 310, 335, 360, 372, 402, 465, 536, 540, 554, 558, 603, 620, 670, 744, 804, 831, 837, 930, 1005, 1080, 1108, 1116, 1206, 1240, 1340, 1385, 1395, 1608, 1662, 1674, 1809, 1860, 2010, 2077, 2216, 2232, 2412, 2493, 2680, 2770, 2790, 3015, 3324, 3348, 3618, 3720, 4020, 4154, 4155, 4185, 4824, 4986, 5540, 5580, 6030, 6231, 6648, 6696, 7236, 7479, 8040, 8308, 8310, 8370, 8587, 9045, 9972, 10385, 11080, 11160, 12060, 12462, 12465, 14472, 14958, 16616, 16620, 16740, 17174, 18090, 18559, 18693, 19944, 20770, 24120, 24924, 24930, 25761, 29916, 31155, 33240, 33480, 34348, 36180, 37118, 37386, 37395, 41540, 42935, 49848, 49860, 51522, 55677, 56079, 59832, 62310, 68696, 72360, 74236, 74772, 74790, 77283, 83080, 85870, 92795, 93465, 99720, 103044, 111354, 112158, 124620, 128805, 148472, 149544, 149580, 154566, 167031, 171740, 185590, 186930, 206088, 222708, 224316, 231849, 249240, 257610, 278385, 280395, 299160, 309132, 334062, 343480, 371180, 373860, 386415, 445416, 448632, 463698, 501093, 515220, 556770, 560790, 575329, 618264, 668124, 742360, 747720, 772830, 835155, 927396, 1002186, 1030440, 1113540, 1121580, 1150658, 1159245, 1336248, 1545660, 1670310, 1725987, 1854792, 2004372, 2227080, 2243160, 2301316, 2318490, 2505465, 2876645, 3091320, 3340620, 3451974, 4008744, 4602632, 4636980, 5010930, 5177961, 5753290, 6681240, 6903948, 8629935, 9273960, 10021860, 10355922, 11506580, 13807896, 15533883, 17259870, 20043720, 20711844, 23013160, 25889805, 31067766, 34519740, 41423688, 51779610, 62135532, 69039480, 77669415, 103559220, 124271064, 155338830, 207118440, 310677660, 621355320]

約数ペア:

[(1, 621355320), (2, 310677660), (3, 207118440), (4, 155338830), (5, 124271064), (6, 103559220), (8, 77669415), (9, 69039480), (10, 62135532), (12, 51779610), (15, 41423688), (18, 34519740), (20, 31067766), (24, 25889805), (27, 23013160), (30, 20711844), (31, 20043720), (36, 17259870), (40, 15533883), (45, 13807896), (54, 11506580), (60, 10355922), (62, 10021860), (67, 9273960), (72, 8629935), (90, 6903948), (93, 6681240), (108, 5753290), (120, 5177961), (124, 5010930), (134, 4636980), (135, 4602632), (155, 4008744), (180, 3451974), (186, 3340620), (201, 3091320), (216, 2876645), (248, 2505465), (268, 2318490), (270, 2301316), (277, 2243160), (279, 2227080), (310, 2004372), (335, 1854792), (360, 1725987), (372, 1670310), (402, 1545660), (465, 1336248), (536, 1159245), (540, 1150658), (554, 1121580), (558, 1113540), (603, 1030440), (620, 1002186), (670, 927396), (744, 835155), (804, 772830), (831, 747720), (837, 742360), (930, 668124), (1005, 618264), (1080, 575329), (1108, 560790), (1116, 556770), (1206, 515220), (1240, 501093), (1340, 463698), (1385, 448632), (1395, 445416), (1608, 386415), (1662, 373860), (1674, 371180), (1809, 343480), (1860, 334062), (2010, 309132), (2077, 299160), (2216, 280395), (2232, 278385), (2412, 257610), (2493, 249240), (2680, 231849), (2770, 224316), (2790, 222708), (3015, 206088), (3324, 186930), (3348, 185590), (3618, 171740), (3720, 167031), (4020, 154566), (4154, 149580), (4155, 149544), (4185, 148472), (4824, 128805), (4986, 124620), (5540, 112158), (5580, 111354), (6030, 103044), (6231, 99720), (6648, 93465), (6696, 92795), (7236, 85870), (7479, 83080), (8040, 77283), (8308, 74790), (8310, 74772), (8370, 74236), (8587, 72360), (9045, 68696), (9972, 62310), (10385, 59832), (11080, 56079), (11160, 55677), (12060, 51522), (12462, 49860), (12465, 49848), (14472, 42935), (14958, 41540), (16616, 37395), (16620, 37386), (16740, 37118), (17174, 36180), (18090, 34348), (18559, 33480), (18693, 33240), (19944, 31155), (20770, 29916), (24120, 25761), (24924, 24930)]