328778880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1$

素因数の和:1702

約数の個数: 128

約数和(自身を含む): 1058270400

約数和(自身を除く): 729491520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 320, 327, 384, 436, 480, 545, 640, 654, 872, 960, 1090, 1308, 1571, 1635, 1744, 1920, 2180, 2616, 3142, 3270, 3488, 4360, 4713, 5232, 6284, 6540, 6976, 7855, 8720, 9426, 10464, 12568, 13080, 13952, 15710, 17440, 18852, 20928, 23565, 25136, 26160, 31420, 34880, 37704, 41856, 47130, 50272, 52320, 62840, 69760, 75408, 94260, 100544, 104640, 125680, 150816, 171239, 188520, 201088, 209280, 251360, 301632, 342478, 377040, 502720, 513717, 603264, 684956, 754080, 856195, 1005440, 1027434, 1369912, 1508160, 1712390, 2054868, 2568585, 2739824, 3016320, 3424780, 4109736, 5137170, 5479648, 6849560, 8219472, 10274340, 10959296, 13699120, 16438944, 20548680, 21918592, 27398240, 32877888, 41097360, 54796480, 65755776, 82194720, 109592960, 164389440, 328778880]

約数ペア:

[(1, 328778880), (2, 164389440), (3, 109592960), (4, 82194720), (5, 65755776), (6, 54796480), (8, 41097360), (10, 32877888), (12, 27398240), (15, 21918592), (16, 20548680), (20, 16438944), (24, 13699120), (30, 10959296), (32, 10274340), (40, 8219472), (48, 6849560), (60, 5479648), (64, 5137170), (80, 4109736), (96, 3424780), (109, 3016320), (120, 2739824), (128, 2568585), (160, 2054868), (192, 1712390), (218, 1508160), (240, 1369912), (320, 1027434), (327, 1005440), (384, 856195), (436, 754080), (480, 684956), (545, 603264), (640, 513717), (654, 502720), (872, 377040), (960, 342478), (1090, 301632), (1308, 251360), (1571, 209280), (1635, 201088), (1744, 188520), (1920, 171239), (2180, 150816), (2616, 125680), (3142, 104640), (3270, 100544), (3488, 94260), (4360, 75408), (4713, 69760), (5232, 62840), (6284, 52320), (6540, 50272), (6976, 47130), (7855, 41856), (8720, 37704), (9426, 34880), (10464, 31420), (12568, 26160), (13080, 25136), (13952, 23565), (15710, 20928), (17440, 18852)]