388229760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{7489}}^1$

素因数の和:7520

約数の個数: 160

約数和(自身を含む): 1386623700

約数和(自身を除く): 998393940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 7489, 8640, 10368, 12960, 14978, 17280, 22467, 25920, 29956, 37445, 44934, 51840, 59912, 67401, 74890, 89868, 112335, 119824, 134802, 149780, 179736, 202203, 224670, 239648, 269604, 299560, 337005, 359472, 404406, 449340, 479296, 539208, 599120, 606609, 674010, 718944, 808812, 898680, 958592, 1011015, 1078416, 1198240, 1213218, 1348020, 1437888, 1617624, 1797360, 2022030, 2156832, 2396480, 2426436, 2696040, 2875776, 3033045, 3235248, 3594720, 4044060, 4313664, 4792960, 4852872, 5392080, 6066090, 6470496, 7189440, 8088120, 8627328, 9705744, 10784160, 12132180, 12940992, 14378880, 16176240, 19411488, 21568320, 24264360, 25881984, 32352480, 38822976, 43136640, 48528720, 64704960, 77645952, 97057440, 129409920, 194114880, 388229760]

約数ペア:

[(1, 388229760), (2, 194114880), (3, 129409920), (4, 97057440), (5, 77645952), (6, 64704960), (8, 48528720), (9, 43136640), (10, 38822976), (12, 32352480), (15, 25881984), (16, 24264360), (18, 21568320), (20, 19411488), (24, 16176240), (27, 14378880), (30, 12940992), (32, 12132180), (36, 10784160), (40, 9705744), (45, 8627328), (48, 8088120), (54, 7189440), (60, 6470496), (64, 6066090), (72, 5392080), (80, 4852872), (81, 4792960), (90, 4313664), (96, 4044060), (108, 3594720), (120, 3235248), (128, 3033045), (135, 2875776), (144, 2696040), (160, 2426436), (162, 2396480), (180, 2156832), (192, 2022030), (216, 1797360), (240, 1617624), (270, 1437888), (288, 1348020), (320, 1213218), (324, 1198240), (360, 1078416), (384, 1011015), (405, 958592), (432, 898680), (480, 808812), (540, 718944), (576, 674010), (640, 606609), (648, 599120), (720, 539208), (810, 479296), (864, 449340), (960, 404406), (1080, 359472), (1152, 337005), (1296, 299560), (1440, 269604), (1620, 239648), (1728, 224670), (1920, 202203), (2160, 179736), (2592, 149780), (2880, 134802), (3240, 119824), (3456, 112335), (4320, 89868), (5184, 74890), (5760, 67401), (6480, 59912), (7489, 51840), (8640, 44934), (10368, 37445), (12960, 29956), (14978, 25920), (17280, 22467)]