428394880

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 1069776000

約数和(自身を除く): 641381120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 79, 80, 128, 148, 158, 160, 185, 229, 296, 316, 320, 370, 395, 458, 592, 632, 640, 740, 790, 916, 1145, 1184, 1264, 1480, 1580, 1832, 2290, 2368, 2528, 2923, 2960, 3160, 3664, 4580, 4736, 5056, 5846, 5920, 6320, 7328, 8473, 9160, 10112, 11692, 11840, 12640, 14615, 14656, 16946, 18091, 18320, 23384, 23680, 25280, 29230, 29312, 33892, 36182, 36640, 42365, 46768, 50560, 58460, 67784, 72364, 73280, 84730, 90455, 93536, 116920, 135568, 144728, 146560, 169460, 180910, 187072, 233840, 271136, 289456, 338920, 361820, 374144, 467680, 542272, 578912, 669367, 677840, 723640, 935360, 1084544, 1157824, 1338734, 1355680, 1447280, 1870720, 2315648, 2677468, 2711360, 2894560, 3346835, 5354936, 5422720, 5789120, 6693670, 10709872, 11578240, 13387340, 21419744, 26774680, 42839488, 53549360, 85678976, 107098720, 214197440, 428394880]

約数ペア:

[(1, 428394880), (2, 214197440), (4, 107098720), (5, 85678976), (8, 53549360), (10, 42839488), (16, 26774680), (20, 21419744), (32, 13387340), (37, 11578240), (40, 10709872), (64, 6693670), (74, 5789120), (79, 5422720), (80, 5354936), (128, 3346835), (148, 2894560), (158, 2711360), (160, 2677468), (185, 2315648), (229, 1870720), (296, 1447280), (316, 1355680), (320, 1338734), (370, 1157824), (395, 1084544), (458, 935360), (592, 723640), (632, 677840), (640, 669367), (740, 578912), (790, 542272), (916, 467680), (1145, 374144), (1184, 361820), (1264, 338920), (1480, 289456), (1580, 271136), (1832, 233840), (2290, 187072), (2368, 180910), (2528, 169460), (2923, 146560), (2960, 144728), (3160, 135568), (3664, 116920), (4580, 93536), (4736, 90455), (5056, 84730), (5846, 73280), (5920, 72364), (6320, 67784), (7328, 58460), (8473, 50560), (9160, 46768), (10112, 42365), (11692, 36640), (11840, 36182), (12640, 33892), (14615, 29312), (14656, 29230), (16946, 25280), (18091, 23680), (18320, 23384)]