740069388

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{1229}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 1920718800

約数和(自身を除く): 1180649412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 389, 516, 774, 778, 1167, 1229, 1548, 1556, 2334, 2458, 3501, 3687, 4668, 4916, 7002, 7374, 11061, 14004, 14748, 16727, 22122, 33454, 44244, 50181, 52847, 66908, 100362, 105694, 150543, 158541, 200724, 211388, 301086, 317082, 475623, 478081, 602172, 634164, 951246, 956162, 1434243, 1902492, 1912324, 2868486, 4302729, 5736972, 8605458, 17210916, 20557483, 41114966, 61672449, 82229932, 123344898, 185017347, 246689796, 370034694, 740069388]

約数ペア:

[(1, 740069388), (2, 370034694), (3, 246689796), (4, 185017347), (6, 123344898), (9, 82229932), (12, 61672449), (18, 41114966), (36, 20557483), (43, 17210916), (86, 8605458), (129, 5736972), (172, 4302729), (258, 2868486), (387, 1912324), (389, 1902492), (516, 1434243), (774, 956162), (778, 951246), (1167, 634164), (1229, 602172), (1548, 478081), (1556, 475623), (2334, 317082), (2458, 301086), (3501, 211388), (3687, 200724), (4668, 158541), (4916, 150543), (7002, 105694), (7374, 100362), (11061, 66908), (14004, 52847), (14748, 50181), (16727, 44244), (22122, 33454)]