726589140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{87121}}^1$

素因数の和:87272

約数の個数: 48

約数和(自身を含む): 2049109440

約数和(自身を除く): 1322520300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 87121, 174242, 261363, 348484, 435605, 522726, 871210, 1045452, 1306815, 1742420, 2613630, 5227260, 12109819, 24219638, 36329457, 48439276, 60549095, 72658914, 121098190, 145317828, 181647285, 242196380, 363294570, 726589140]

約数ペア:

[(1, 726589140), (2, 363294570), (3, 242196380), (4, 181647285), (5, 145317828), (6, 121098190), (10, 72658914), (12, 60549095), (15, 48439276), (20, 36329457), (30, 24219638), (60, 12109819), (139, 5227260), (278, 2613630), (417, 1742420), (556, 1306815), (695, 1045452), (834, 871210), (1390, 522726), (1668, 435605), (2085, 348484), (2780, 261363), (4170, 174242), (8340, 87121)]