243661280

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:652

約数の個数: 96

約数和(自身を含む): 599840640

約数和(自身を除く): 356179360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 79, 80, 148, 158, 160, 185, 296, 316, 370, 395, 521, 592, 632, 740, 790, 1042, 1184, 1264, 1480, 1580, 2084, 2528, 2605, 2923, 2960, 3160, 4168, 5210, 5846, 5920, 6320, 8336, 10420, 11692, 12640, 14615, 16672, 19277, 20840, 23384, 29230, 38554, 41159, 41680, 46768, 58460, 77108, 82318, 83360, 93536, 96385, 116920, 154216, 164636, 192770, 205795, 233840, 308432, 329272, 385540, 411590, 467680, 616864, 658544, 771080, 823180, 1317088, 1522883, 1542160, 1646360, 3045766, 3084320, 3292720, 6091532, 6585440, 7614415, 12183064, 15228830, 24366128, 30457660, 48732256, 60915320, 121830640, 243661280]

約数ペア:

[(1, 243661280), (2, 121830640), (4, 60915320), (5, 48732256), (8, 30457660), (10, 24366128), (16, 15228830), (20, 12183064), (32, 7614415), (37, 6585440), (40, 6091532), (74, 3292720), (79, 3084320), (80, 3045766), (148, 1646360), (158, 1542160), (160, 1522883), (185, 1317088), (296, 823180), (316, 771080), (370, 658544), (395, 616864), (521, 467680), (592, 411590), (632, 385540), (740, 329272), (790, 308432), (1042, 233840), (1184, 205795), (1264, 192770), (1480, 164636), (1580, 154216), (2084, 116920), (2528, 96385), (2605, 93536), (2923, 83360), (2960, 82318), (3160, 77108), (4168, 58460), (5210, 46768), (5846, 41680), (5920, 41159), (6320, 38554), (8336, 29230), (10420, 23384), (11692, 20840), (12640, 19277), (14615, 16672)]