219492880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2557}}^1$

素因数の和:2636

約数の個数: 80

約数和(自身を含む): 542398320

約数和(自身を除く): 322905440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 58, 74, 80, 116, 145, 148, 185, 232, 290, 296, 370, 464, 580, 592, 740, 1073, 1160, 1480, 2146, 2320, 2557, 2960, 4292, 5114, 5365, 8584, 10228, 10730, 12785, 17168, 20456, 21460, 25570, 40912, 42920, 51140, 74153, 85840, 94609, 102280, 148306, 189218, 204560, 296612, 370765, 378436, 473045, 593224, 741530, 756872, 946090, 1186448, 1483060, 1513744, 1892180, 2743661, 2966120, 3784360, 5487322, 5932240, 7568720, 10974644, 13718305, 21949288, 27436610, 43898576, 54873220, 109746440, 219492880]

約数ペア:

[(1, 219492880), (2, 109746440), (4, 54873220), (5, 43898576), (8, 27436610), (10, 21949288), (16, 13718305), (20, 10974644), (29, 7568720), (37, 5932240), (40, 5487322), (58, 3784360), (74, 2966120), (80, 2743661), (116, 1892180), (145, 1513744), (148, 1483060), (185, 1186448), (232, 946090), (290, 756872), (296, 741530), (370, 593224), (464, 473045), (580, 378436), (592, 370765), (740, 296612), (1073, 204560), (1160, 189218), (1480, 148306), (2146, 102280), (2320, 94609), (2557, 85840), (2960, 74153), (4292, 51140), (5114, 42920), (5365, 40912), (8584, 25570), (10228, 21460), (10730, 20456), (12785, 17168)]