205953840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:921

約数の個数: 200

約数和(自身を含む): 735496080

約数和(自身を除く): 529542240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 108, 111, 120, 135, 144, 148, 162, 180, 185, 216, 222, 240, 270, 296, 324, 333, 360, 370, 405, 432, 444, 540, 555, 592, 648, 666, 720, 740, 810, 859, 888, 999, 1080, 1110, 1296, 1332, 1480, 1620, 1665, 1718, 1776, 1998, 2160, 2220, 2577, 2664, 2960, 2997, 3240, 3330, 3436, 3996, 4295, 4440, 4995, 5154, 5328, 5994, 6480, 6660, 6872, 7731, 7992, 8590, 8880, 9990, 10308, 11988, 12885, 13320, 13744, 14985, 15462, 15984, 17180, 19980, 20616, 23193, 23976, 25770, 26640, 29970, 30924, 31783, 34360, 38655, 39960, 41232, 46386, 47952, 51540, 59940, 61848, 63566, 68720, 69579, 77310, 79920, 92772, 95349, 103080, 115965, 119880, 123696, 127132, 139158, 154620, 158915, 185544, 190698, 206160, 231930, 239760, 254264, 278316, 286047, 309240, 317830, 347895, 371088, 381396, 463860, 476745, 508528, 556632, 572094, 618480, 635660, 695790, 762792, 858141, 927720, 953490, 1113264, 1144188, 1271320, 1391580, 1430235, 1525584, 1716282, 1855440, 1906980, 2288376, 2542640, 2574423, 2783160, 2860470, 3432564, 3813960, 4290705, 4576752, 5148846, 5566320, 5720940, 6865128, 7627920, 8581410, 10297692, 11441880, 12872115, 13730256, 17162820, 20595384, 22883760, 25744230, 34325640, 41190768, 51488460, 68651280, 102976920, 205953840]

約数ペア:

[(1, 205953840), (2, 102976920), (3, 68651280), (4, 51488460), (5, 41190768), (6, 34325640), (8, 25744230), (9, 22883760), (10, 20595384), (12, 17162820), (15, 13730256), (16, 12872115), (18, 11441880), (20, 10297692), (24, 8581410), (27, 7627920), (30, 6865128), (36, 5720940), (37, 5566320), (40, 5148846), (45, 4576752), (48, 4290705), (54, 3813960), (60, 3432564), (72, 2860470), (74, 2783160), (80, 2574423), (81, 2542640), (90, 2288376), (108, 1906980), (111, 1855440), (120, 1716282), (135, 1525584), (144, 1430235), (148, 1391580), (162, 1271320), (180, 1144188), (185, 1113264), (216, 953490), (222, 927720), (240, 858141), (270, 762792), (296, 695790), (324, 635660), (333, 618480), (360, 572094), (370, 556632), (405, 508528), (432, 476745), (444, 463860), (540, 381396), (555, 371088), (592, 347895), (648, 317830), (666, 309240), (720, 286047), (740, 278316), (810, 254264), (859, 239760), (888, 231930), (999, 206160), (1080, 190698), (1110, 185544), (1296, 158915), (1332, 154620), (1480, 139158), (1620, 127132), (1665, 123696), (1718, 119880), (1776, 115965), (1998, 103080), (2160, 95349), (2220, 92772), (2577, 79920), (2664, 77310), (2960, 69579), (2997, 68720), (3240, 63566), (3330, 61848), (3436, 59940), (3996, 51540), (4295, 47952), (4440, 46386), (4995, 41232), (5154, 39960), (5328, 38655), (5994, 34360), (6480, 31783), (6660, 30924), (6872, 29970), (7731, 26640), (7992, 25770), (8590, 23976), (8880, 23193), (9990, 20616), (10308, 19980), (11988, 17180), (12885, 15984), (13320, 15462), (13744, 14985)]