205940880

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 200

約数和(自身を含む): 728384184

約数和(自身を除く): 522443304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 61, 72, 80, 81, 90, 108, 120, 122, 135, 144, 162, 180, 183, 216, 240, 244, 270, 305, 324, 360, 366, 405, 432, 488, 521, 540, 549, 610, 648, 720, 732, 810, 915, 976, 1042, 1080, 1098, 1220, 1296, 1464, 1563, 1620, 1647, 1830, 2084, 2160, 2196, 2440, 2605, 2745, 2928, 3126, 3240, 3294, 3660, 4168, 4392, 4689, 4880, 4941, 5210, 5490, 6252, 6480, 6588, 7320, 7815, 8235, 8336, 8784, 9378, 9882, 10420, 10980, 12504, 13176, 14067, 14640, 15630, 16470, 18756, 19764, 20840, 21960, 23445, 24705, 25008, 26352, 28134, 31260, 31781, 32940, 37512, 39528, 41680, 42201, 43920, 46890, 49410, 56268, 62520, 63562, 65880, 70335, 75024, 79056, 84402, 93780, 95343, 98820, 112536, 125040, 127124, 131760, 140670, 158905, 168804, 187560, 190686, 197640, 211005, 225072, 254248, 281340, 286029, 317810, 337608, 375120, 381372, 395280, 422010, 476715, 508496, 562680, 572058, 635620, 675216, 762744, 844020, 858087, 953430, 1125360, 1144116, 1271240, 1430145, 1525488, 1688040, 1716174, 1906860, 2288232, 2542480, 2574261, 2860290, 3376080, 3432348, 3813720, 4290435, 4576464, 5148522, 5720580, 6864696, 7627440, 8580870, 10297044, 11441160, 12871305, 13729392, 17161740, 20594088, 22882320, 25742610, 34323480, 41188176, 51485220, 68646960, 102970440, 205940880]

約数ペア:

[(1, 205940880), (2, 102970440), (3, 68646960), (4, 51485220), (5, 41188176), (6, 34323480), (8, 25742610), (9, 22882320), (10, 20594088), (12, 17161740), (15, 13729392), (16, 12871305), (18, 11441160), (20, 10297044), (24, 8580870), (27, 7627440), (30, 6864696), (36, 5720580), (40, 5148522), (45, 4576464), (48, 4290435), (54, 3813720), (60, 3432348), (61, 3376080), (72, 2860290), (80, 2574261), (81, 2542480), (90, 2288232), (108, 1906860), (120, 1716174), (122, 1688040), (135, 1525488), (144, 1430145), (162, 1271240), (180, 1144116), (183, 1125360), (216, 953430), (240, 858087), (244, 844020), (270, 762744), (305, 675216), (324, 635620), (360, 572058), (366, 562680), (405, 508496), (432, 476715), (488, 422010), (521, 395280), (540, 381372), (549, 375120), (610, 337608), (648, 317810), (720, 286029), (732, 281340), (810, 254248), (915, 225072), (976, 211005), (1042, 197640), (1080, 190686), (1098, 187560), (1220, 168804), (1296, 158905), (1464, 140670), (1563, 131760), (1620, 127124), (1647, 125040), (1830, 112536), (2084, 98820), (2160, 95343), (2196, 93780), (2440, 84402), (2605, 79056), (2745, 75024), (2928, 70335), (3126, 65880), (3240, 63562), (3294, 62520), (3660, 56268), (4168, 49410), (4392, 46890), (4689, 43920), (4880, 42201), (4941, 41680), (5210, 39528), (5490, 37512), (6252, 32940), (6480, 31781), (6588, 31260), (7320, 28134), (7815, 26352), (8235, 25008), (8336, 24705), (8784, 23445), (9378, 21960), (9882, 20840), (10420, 19764), (10980, 18756), (12504, 16470), (13176, 15630), (14067, 14640)]