311843360

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 757475712

約数和(自身を除く): 445632352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 97, 142, 160, 194, 283, 284, 355, 388, 485, 566, 568, 710, 776, 970, 1132, 1136, 1415, 1420, 1552, 1940, 2264, 2272, 2830, 2840, 3104, 3880, 4528, 5660, 5680, 6887, 7760, 9056, 11320, 11360, 13774, 15520, 20093, 22640, 27451, 27548, 34435, 40186, 45280, 54902, 55096, 68870, 80372, 100465, 109804, 110192, 137255, 137740, 160744, 200930, 219608, 220384, 274510, 275480, 321488, 401860, 439216, 549020, 550960, 642976, 803720, 878432, 1098040, 1101920, 1607440, 1949021, 2196080, 3214880, 3898042, 4392160, 7796084, 9745105, 15592168, 19490210, 31184336, 38980420, 62368672, 77960840, 155921680, 311843360]

約数ペア:

[(1, 311843360), (2, 155921680), (4, 77960840), (5, 62368672), (8, 38980420), (10, 31184336), (16, 19490210), (20, 15592168), (32, 9745105), (40, 7796084), (71, 4392160), (80, 3898042), (97, 3214880), (142, 2196080), (160, 1949021), (194, 1607440), (283, 1101920), (284, 1098040), (355, 878432), (388, 803720), (485, 642976), (566, 550960), (568, 549020), (710, 439216), (776, 401860), (970, 321488), (1132, 275480), (1136, 274510), (1415, 220384), (1420, 219608), (1552, 200930), (1940, 160744), (2264, 137740), (2272, 137255), (2830, 110192), (2840, 109804), (3104, 100465), (3880, 80372), (4528, 68870), (5660, 55096), (5680, 54902), (6887, 45280), (7760, 40186), (9056, 34435), (11320, 27548), (11360, 27451), (13774, 22640), (15520, 20093)]