30778908

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 79074576

約数和(自身を除く): 48295668

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 157, 186, 204, 314, 372, 471, 527, 628, 942, 961, 1054, 1581, 1884, 1922, 2108, 2669, 2883, 3162, 3844, 4867, 5338, 5766, 6324, 8007, 9734, 10676, 11532, 14601, 16014, 16337, 19468, 29202, 32028, 32674, 49011, 58404, 65348, 82739, 98022, 150877, 165478, 196044, 248217, 301754, 330956, 452631, 496434, 603508, 905262, 992868, 1810524, 2564909, 5129818, 7694727, 10259636, 15389454, 30778908]

約数ペア:

[(1, 30778908), (2, 15389454), (3, 10259636), (4, 7694727), (6, 5129818), (12, 2564909), (17, 1810524), (31, 992868), (34, 905262), (51, 603508), (62, 496434), (68, 452631), (93, 330956), (102, 301754), (124, 248217), (157, 196044), (186, 165478), (204, 150877), (314, 98022), (372, 82739), (471, 65348), (527, 58404), (628, 49011), (942, 32674), (961, 32028), (1054, 29202), (1581, 19468), (1884, 16337), (1922, 16014), (2108, 14601), (2669, 11532), (2883, 10676), (3162, 9734), (3844, 8007), (4867, 6324), (5338, 5766)]