38134980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 127807680

約数和(自身を除く): 89672700

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, 379, 387, 390, 430, 468, 516, 559, 585, 645, 758, 774, 780, 860, 1118, 1137, 1170, 1290, 1516, 1548, 1677, 1895, 1935, 2236, 2274, 2340, 2580, 2795, 3354, 3411, 3790, 3870, 4548, 4927, 5031, 5590, 5685, 6708, 6822, 7580, 7740, 8385, 9854, 10062, 11180, 11370, 13644, 14781, 16297, 16770, 17055, 19708, 20124, 22740, 24635, 25155, 29562, 32594, 33540, 34110, 44343, 48891, 49270, 50310, 59124, 65188, 68220, 73905, 81485, 88686, 97782, 98540, 100620, 146673, 147810, 162970, 177372, 195564, 211861, 221715, 244455, 293346, 295620, 325940, 423722, 443430, 488910, 586692, 635583, 733365, 847444, 886860, 977820, 1059305, 1271166, 1466730, 1906749, 2118610, 2542332, 2933460, 3177915, 3813498, 4237220, 6355830, 7626996, 9533745, 12711660, 19067490, 38134980]

約数ペア:

[(1, 38134980), (2, 19067490), (3, 12711660), (4, 9533745), (5, 7626996), (6, 6355830), (9, 4237220), (10, 3813498), (12, 3177915), (13, 2933460), (15, 2542332), (18, 2118610), (20, 1906749), (26, 1466730), (30, 1271166), (36, 1059305), (39, 977820), (43, 886860), (45, 847444), (52, 733365), (60, 635583), (65, 586692), (78, 488910), (86, 443430), (90, 423722), (117, 325940), (129, 295620), (130, 293346), (156, 244455), (172, 221715), (180, 211861), (195, 195564), (215, 177372), (234, 162970), (258, 147810), (260, 146673), (379, 100620), (387, 98540), (390, 97782), (430, 88686), (468, 81485), (516, 73905), (559, 68220), (585, 65188), (645, 59124), (758, 50310), (774, 49270), (780, 48891), (860, 44343), (1118, 34110), (1137, 33540), (1170, 32594), (1290, 29562), (1516, 25155), (1548, 24635), (1677, 22740), (1895, 20124), (1935, 19708), (2236, 17055), (2274, 16770), (2340, 16297), (2580, 14781), (2795, 13644), (3354, 11370), (3411, 11180), (3790, 10062), (3870, 9854), (4548, 8385), (4927, 7740), (5031, 7580), (5590, 6822), (5685, 6708)]