278312640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4327}}^1$

素因数の和:4414

約数の個数: 112

約数和(自身を含む): 897038592

約数和(自身を除く): 618725952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 320, 335, 402, 480, 536, 670, 804, 960, 1005, 1072, 1340, 1608, 2010, 2144, 2680, 3216, 4020, 4288, 4327, 5360, 6432, 8040, 8654, 10720, 12864, 12981, 16080, 17308, 21440, 21635, 25962, 32160, 34616, 43270, 51924, 64320, 64905, 69232, 86540, 103848, 129810, 138464, 173080, 207696, 259620, 276928, 289909, 346160, 415392, 519240, 579818, 692320, 830784, 869727, 1038480, 1159636, 1384640, 1449545, 1739454, 2076960, 2319272, 2899090, 3478908, 4153920, 4348635, 4638544, 5798180, 6957816, 8697270, 9277088, 11596360, 13915632, 17394540, 18554176, 23192720, 27831264, 34789080, 46385440, 55662528, 69578160, 92770880, 139156320, 278312640]

約数ペア:

[(1, 278312640), (2, 139156320), (3, 92770880), (4, 69578160), (5, 55662528), (6, 46385440), (8, 34789080), (10, 27831264), (12, 23192720), (15, 18554176), (16, 17394540), (20, 13915632), (24, 11596360), (30, 9277088), (32, 8697270), (40, 6957816), (48, 5798180), (60, 4638544), (64, 4348635), (67, 4153920), (80, 3478908), (96, 2899090), (120, 2319272), (134, 2076960), (160, 1739454), (192, 1449545), (201, 1384640), (240, 1159636), (268, 1038480), (320, 869727), (335, 830784), (402, 692320), (480, 579818), (536, 519240), (670, 415392), (804, 346160), (960, 289909), (1005, 276928), (1072, 259620), (1340, 207696), (1608, 173080), (2010, 138464), (2144, 129810), (2680, 103848), (3216, 86540), (4020, 69232), (4288, 64905), (4327, 64320), (5360, 51924), (6432, 43270), (8040, 34616), (8654, 32160), (10720, 25962), (12864, 21635), (12981, 21440), (16080, 17308)]