138395640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:589

約数の個数: 128

約数和(自身を含む): 443232000

約数和(自身を除く): 304836360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 179, 204, 255, 340, 358, 379, 408, 510, 537, 680, 716, 758, 895, 1020, 1074, 1137, 1432, 1516, 1790, 1895, 2040, 2148, 2274, 2685, 3032, 3043, 3580, 3790, 4296, 4548, 5370, 5685, 6086, 6443, 7160, 7580, 9096, 9129, 10740, 11370, 12172, 12886, 15160, 15215, 18258, 19329, 21480, 22740, 24344, 25772, 30430, 32215, 36516, 38658, 45480, 45645, 51544, 60860, 64430, 67841, 73032, 77316, 91290, 96645, 121720, 128860, 135682, 154632, 182580, 193290, 203523, 257720, 271364, 339205, 365160, 386580, 407046, 542728, 678410, 773160, 814092, 1017615, 1153297, 1356820, 1628184, 2035230, 2306594, 2713640, 3459891, 4070460, 4613188, 5766485, 6919782, 8140920, 9226376, 11532970, 13839564, 17299455, 23065940, 27679128, 34598910, 46131880, 69197820, 138395640]

約数ペア:

[(1, 138395640), (2, 69197820), (3, 46131880), (4, 34598910), (5, 27679128), (6, 23065940), (8, 17299455), (10, 13839564), (12, 11532970), (15, 9226376), (17, 8140920), (20, 6919782), (24, 5766485), (30, 4613188), (34, 4070460), (40, 3459891), (51, 2713640), (60, 2306594), (68, 2035230), (85, 1628184), (102, 1356820), (120, 1153297), (136, 1017615), (170, 814092), (179, 773160), (204, 678410), (255, 542728), (340, 407046), (358, 386580), (379, 365160), (408, 339205), (510, 271364), (537, 257720), (680, 203523), (716, 193290), (758, 182580), (895, 154632), (1020, 135682), (1074, 128860), (1137, 121720), (1432, 96645), (1516, 91290), (1790, 77316), (1895, 73032), (2040, 67841), (2148, 64430), (2274, 60860), (2685, 51544), (3032, 45645), (3043, 45480), (3580, 38658), (3790, 36516), (4296, 32215), (4548, 30430), (5370, 25772), (5685, 24344), (6086, 22740), (6443, 21480), (7160, 19329), (7580, 18258), (9096, 15215), (9129, 15160), (10740, 12886), (11370, 12172)]