231775280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15493}}^1$

素因数の和:15534

約数の個数: 80

約数和(自身を含む): 622486944

約数和(自身を除く): 390711664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 15493, 30986, 61972, 77465, 123944, 154930, 170423, 247888, 263381, 309860, 340846, 526762, 619720, 681692, 852115, 1053524, 1239440, 1316905, 1363384, 1704230, 2107048, 2633810, 2726768, 2897191, 3408460, 4214096, 5267620, 5794382, 6816920, 10535240, 11588764, 13633840, 14485955, 21070480, 23177528, 28971910, 46355056, 57943820, 115887640, 231775280]

約数ペア:

[(1, 231775280), (2, 115887640), (4, 57943820), (5, 46355056), (8, 28971910), (10, 23177528), (11, 21070480), (16, 14485955), (17, 13633840), (20, 11588764), (22, 10535240), (34, 6816920), (40, 5794382), (44, 5267620), (55, 4214096), (68, 3408460), (80, 2897191), (85, 2726768), (88, 2633810), (110, 2107048), (136, 1704230), (170, 1363384), (176, 1316905), (187, 1239440), (220, 1053524), (272, 852115), (340, 681692), (374, 619720), (440, 526762), (680, 340846), (748, 309860), (880, 263381), (935, 247888), (1360, 170423), (1496, 154930), (1870, 123944), (2992, 77465), (3740, 61972), (7480, 30986), (14960, 15493)]