320719740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3547}}^1$

素因数の和:3707

約数の個数: 96

約数和(自身を含む): 987081984

約数和(自身を除く): 666362244

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 137, 165, 220, 274, 330, 411, 548, 660, 685, 822, 1370, 1507, 1644, 2055, 2740, 3014, 3547, 4110, 4521, 6028, 7094, 7535, 8220, 9042, 10641, 14188, 15070, 17735, 18084, 21282, 22605, 30140, 35470, 39017, 42564, 45210, 53205, 70940, 78034, 90420, 106410, 117051, 156068, 195085, 212820, 234102, 390170, 468204, 485939, 585255, 780340, 971878, 1170510, 1457817, 1943756, 2341020, 2429695, 2915634, 4859390, 5345329, 5831268, 7289085, 9718780, 10690658, 14578170, 16035987, 21381316, 26726645, 29156340, 32071974, 53453290, 64143948, 80179935, 106906580, 160359870, 320719740]

約数ペア:

[(1, 320719740), (2, 160359870), (3, 106906580), (4, 80179935), (5, 64143948), (6, 53453290), (10, 32071974), (11, 29156340), (12, 26726645), (15, 21381316), (20, 16035987), (22, 14578170), (30, 10690658), (33, 9718780), (44, 7289085), (55, 5831268), (60, 5345329), (66, 4859390), (110, 2915634), (132, 2429695), (137, 2341020), (165, 1943756), (220, 1457817), (274, 1170510), (330, 971878), (411, 780340), (548, 585255), (660, 485939), (685, 468204), (822, 390170), (1370, 234102), (1507, 212820), (1644, 195085), (2055, 156068), (2740, 117051), (3014, 106410), (3547, 90420), (4110, 78034), (4521, 70940), (6028, 53205), (7094, 45210), (7535, 42564), (8220, 39017), (9042, 35470), (10641, 30140), (14188, 22605), (15070, 21282), (17735, 18084)]