311821380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1033}}^1$

素因数の和:1107

約数の個数: 192

約数和(自身を含む): 1070065920

約数和(自身を除く): 758244540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 43, 45, 52, 54, 60, 65, 78, 86, 90, 108, 117, 129, 130, 135, 156, 172, 180, 195, 215, 234, 258, 260, 270, 351, 387, 390, 430, 468, 516, 540, 559, 585, 645, 702, 774, 780, 860, 1033, 1118, 1161, 1170, 1290, 1404, 1548, 1677, 1755, 1935, 2066, 2236, 2322, 2340, 2580, 2795, 3099, 3354, 3510, 3870, 4132, 4644, 5031, 5165, 5590, 5805, 6198, 6708, 7020, 7740, 8385, 9297, 10062, 10330, 11180, 11610, 12396, 13429, 15093, 15495, 16770, 18594, 20124, 20660, 23220, 25155, 26858, 27891, 30186, 30990, 33540, 37188, 40287, 44419, 46485, 50310, 53716, 55782, 60372, 61980, 67145, 75465, 80574, 88838, 92970, 100620, 111564, 120861, 133257, 134290, 139455, 150930, 161148, 177676, 185940, 201435, 222095, 241722, 266514, 268580, 278910, 301860, 362583, 399771, 402870, 444190, 483444, 533028, 557820, 577447, 604305, 666285, 725166, 799542, 805740, 888380, 1154894, 1199313, 1208610, 1332570, 1450332, 1599084, 1732341, 1812915, 1998855, 2309788, 2398626, 2417220, 2665140, 2887235, 3464682, 3625830, 3997710, 4797252, 5197023, 5774470, 5996565, 6929364, 7251660, 7995420, 8661705, 10394046, 11548940, 11993130, 15591069, 17323410, 20788092, 23986260, 25985115, 31182138, 34646820, 51970230, 62364276, 77955345, 103940460, 155910690, 311821380]

約数ペア:

[(1, 311821380), (2, 155910690), (3, 103940460), (4, 77955345), (5, 62364276), (6, 51970230), (9, 34646820), (10, 31182138), (12, 25985115), (13, 23986260), (15, 20788092), (18, 17323410), (20, 15591069), (26, 11993130), (27, 11548940), (30, 10394046), (36, 8661705), (39, 7995420), (43, 7251660), (45, 6929364), (52, 5996565), (54, 5774470), (60, 5197023), (65, 4797252), (78, 3997710), (86, 3625830), (90, 3464682), (108, 2887235), (117, 2665140), (129, 2417220), (130, 2398626), (135, 2309788), (156, 1998855), (172, 1812915), (180, 1732341), (195, 1599084), (215, 1450332), (234, 1332570), (258, 1208610), (260, 1199313), (270, 1154894), (351, 888380), (387, 805740), (390, 799542), (430, 725166), (468, 666285), (516, 604305), (540, 577447), (559, 557820), (585, 533028), (645, 483444), (702, 444190), (774, 402870), (780, 399771), (860, 362583), (1033, 301860), (1118, 278910), (1161, 268580), (1170, 266514), (1290, 241722), (1404, 222095), (1548, 201435), (1677, 185940), (1755, 177676), (1935, 161148), (2066, 150930), (2236, 139455), (2322, 134290), (2340, 133257), (2580, 120861), (2795, 111564), (3099, 100620), (3354, 92970), (3510, 88838), (3870, 80574), (4132, 75465), (4644, 67145), (5031, 61980), (5165, 60372), (5590, 55782), (5805, 53716), (6198, 50310), (6708, 46485), (7020, 44419), (7740, 40287), (8385, 37188), (9297, 33540), (10062, 30990), (10330, 30186), (11180, 27891), (11610, 26858), (12396, 25155), (13429, 23220), (15093, 20660), (15495, 20124), (16770, 18594)]