308923520

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 772919280

約数和(自身を除く): 463995760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 64, 80, 82, 122, 128, 160, 164, 193, 205, 244, 305, 320, 328, 386, 410, 488, 610, 640, 656, 772, 820, 965, 976, 1220, 1312, 1544, 1640, 1930, 1952, 2440, 2501, 2624, 3088, 3280, 3860, 3904, 4880, 5002, 5248, 6176, 6560, 7720, 7808, 7913, 9760, 10004, 11773, 12352, 12505, 13120, 15440, 15826, 19520, 20008, 23546, 24704, 25010, 26240, 30880, 31652, 39040, 39565, 40016, 47092, 50020, 58865, 61760, 63304, 79130, 80032, 94184, 100040, 117730, 123520, 126608, 158260, 160064, 188368, 200080, 235460, 253216, 316520, 320128, 376736, 400160, 470920, 482693, 506432, 633040, 753472, 800320, 941840, 965386, 1012864, 1266080, 1506944, 1600640, 1883680, 1930772, 2413465, 2532160, 3767360, 3861544, 4826930, 5064320, 7534720, 7723088, 9653860, 15446176, 19307720, 30892352, 38615440, 61784704, 77230880, 154461760, 308923520]

約数ペア:

[(1, 308923520), (2, 154461760), (4, 77230880), (5, 61784704), (8, 38615440), (10, 30892352), (16, 19307720), (20, 15446176), (32, 9653860), (40, 7723088), (41, 7534720), (61, 5064320), (64, 4826930), (80, 3861544), (82, 3767360), (122, 2532160), (128, 2413465), (160, 1930772), (164, 1883680), (193, 1600640), (205, 1506944), (244, 1266080), (305, 1012864), (320, 965386), (328, 941840), (386, 800320), (410, 753472), (488, 633040), (610, 506432), (640, 482693), (656, 470920), (772, 400160), (820, 376736), (965, 320128), (976, 316520), (1220, 253216), (1312, 235460), (1544, 200080), (1640, 188368), (1930, 160064), (1952, 158260), (2440, 126608), (2501, 123520), (2624, 117730), (3088, 100040), (3280, 94184), (3860, 80032), (3904, 79130), (4880, 63304), (5002, 61760), (5248, 58865), (6176, 50020), (6560, 47092), (7720, 40016), (7808, 39565), (7913, 39040), (9760, 31652), (10004, 30880), (11773, 26240), (12352, 25010), (12505, 24704), (13120, 23546), (15440, 20008), (15826, 19520)]