155860380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1620

約数の個数: 144

約数和(自身を含む): 521320800

約数和(自身を除く): 365460420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1290, 1548, 1549, 1677, 1935, 2236, 2340, 2580, 2795, 3098, 3354, 3870, 4647, 5031, 5590, 6196, 6708, 7740, 7745, 8385, 9294, 10062, 11180, 13941, 15490, 16770, 18588, 20124, 20137, 23235, 25155, 27882, 30980, 33540, 40274, 46470, 50310, 55764, 60411, 66607, 69705, 80548, 92940, 100620, 100685, 120822, 133214, 139410, 181233, 199821, 201370, 241644, 266428, 278820, 302055, 333035, 362466, 399642, 402740, 599463, 604110, 666070, 724932, 799284, 865891, 906165, 999105, 1198926, 1208220, 1332140, 1731782, 1812330, 1998210, 2397852, 2597673, 2997315, 3463564, 3624660, 3996420, 4329455, 5195346, 5994630, 7793019, 8658910, 10390692, 11989260, 12988365, 15586038, 17317820, 25976730, 31172076, 38965095, 51953460, 77930190, 155860380]

約数ペア:

[(1, 155860380), (2, 77930190), (3, 51953460), (4, 38965095), (5, 31172076), (6, 25976730), (9, 17317820), (10, 15586038), (12, 12988365), (13, 11989260), (15, 10390692), (18, 8658910), (20, 7793019), (26, 5994630), (30, 5195346), (36, 4329455), (39, 3996420), (43, 3624660), (45, 3463564), (52, 2997315), (60, 2597673), (65, 2397852), (78, 1998210), (86, 1812330), (90, 1731782), (117, 1332140), (129, 1208220), (130, 1198926), (156, 999105), (172, 906165), (180, 865891), (195, 799284), (215, 724932), (234, 666070), (258, 604110), (260, 599463), (387, 402740), (390, 399642), (430, 362466), (468, 333035), (516, 302055), (559, 278820), (585, 266428), (645, 241644), (774, 201370), (780, 199821), (860, 181233), (1118, 139410), (1170, 133214), (1290, 120822), (1548, 100685), (1549, 100620), (1677, 92940), (1935, 80548), (2236, 69705), (2340, 66607), (2580, 60411), (2795, 55764), (3098, 50310), (3354, 46470), (3870, 40274), (4647, 33540), (5031, 30980), (5590, 27882), (6196, 25155), (6708, 23235), (7740, 20137), (7745, 20124), (8385, 18588), (9294, 16770), (10062, 15490), (11180, 13941)]