388266444

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18311}}^1$

素因数の和:18371

約数の個数: 72

約数和(自身を含む): 1066490880

約数和(自身を除く): 678224436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 10602, 18311, 21204, 36622, 54933, 73244, 109866, 164799, 219732, 329598, 347909, 567641, 659196, 695818, 1043727, 1135282, 1391636, 1702923, 2087454, 2270564, 3131181, 3405846, 4174908, 5108769, 6262362, 6811692, 10217538, 10785179, 12524724, 20435076, 21570358, 32355537, 43140716, 64711074, 97066611, 129422148, 194133222, 388266444]

約数ペア:

[(1, 388266444), (2, 194133222), (3, 129422148), (4, 97066611), (6, 64711074), (9, 43140716), (12, 32355537), (18, 21570358), (19, 20435076), (31, 12524724), (36, 10785179), (38, 10217538), (57, 6811692), (62, 6262362), (76, 5108769), (93, 4174908), (114, 3405846), (124, 3131181), (171, 2270564), (186, 2087454), (228, 1702923), (279, 1391636), (342, 1135282), (372, 1043727), (558, 695818), (589, 659196), (684, 567641), (1116, 347909), (1178, 329598), (1767, 219732), (2356, 164799), (3534, 109866), (5301, 73244), (7068, 54933), (10602, 36622), (18311, 21204)]