328766320

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:902

約数の個数: 80

約数和(自身を含む): 786199680

約数和(自身を除く): 457433360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 83, 134, 166, 268, 332, 335, 415, 536, 664, 670, 739, 830, 1072, 1328, 1340, 1478, 1660, 2680, 2956, 3320, 3695, 5360, 5561, 5912, 6640, 7390, 11122, 11824, 14780, 22244, 27805, 29560, 44488, 49513, 55610, 59120, 61337, 88976, 99026, 111220, 122674, 198052, 222440, 245348, 247565, 306685, 396104, 444880, 490696, 495130, 613370, 792208, 981392, 990260, 1226740, 1980520, 2453480, 3961040, 4109579, 4906960, 8219158, 16438316, 20547895, 32876632, 41095790, 65753264, 82191580, 164383160, 328766320]

約数ペア:

[(1, 328766320), (2, 164383160), (4, 82191580), (5, 65753264), (8, 41095790), (10, 32876632), (16, 20547895), (20, 16438316), (40, 8219158), (67, 4906960), (80, 4109579), (83, 3961040), (134, 2453480), (166, 1980520), (268, 1226740), (332, 990260), (335, 981392), (415, 792208), (536, 613370), (664, 495130), (670, 490696), (739, 444880), (830, 396104), (1072, 306685), (1328, 247565), (1340, 245348), (1478, 222440), (1660, 198052), (2680, 122674), (2956, 111220), (3320, 99026), (3695, 88976), (5360, 61337), (5561, 59120), (5912, 55610), (6640, 49513), (7390, 44488), (11122, 29560), (11824, 27805), (14780, 22244)]