38180520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 144144000

約数和(自身を除く): 105963480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 109, 120, 126, 139, 140, 168, 180, 210, 218, 252, 278, 280, 315, 327, 360, 417, 420, 436, 504, 545, 556, 630, 654, 695, 763, 834, 840, 872, 973, 981, 1090, 1112, 1251, 1260, 1308, 1390, 1526, 1635, 1668, 1946, 1962, 2085, 2180, 2289, 2502, 2520, 2616, 2780, 2919, 3052, 3270, 3336, 3815, 3892, 3924, 4170, 4360, 4578, 4865, 4905, 5004, 5560, 5838, 6104, 6255, 6540, 6867, 7630, 7784, 7848, 8340, 8757, 9156, 9730, 9810, 10008, 11445, 11676, 12510, 13080, 13734, 14595, 15151, 15260, 16680, 17514, 18312, 19460, 19620, 22890, 23352, 25020, 27468, 29190, 30302, 30520, 34335, 35028, 38920, 39240, 43785, 45453, 45780, 50040, 54936, 58380, 60604, 68670, 70056, 75755, 87570, 90906, 91560, 106057, 116760, 121208, 136359, 137340, 151510, 175140, 181812, 212114, 227265, 272718, 274680, 303020, 318171, 350280, 363624, 424228, 454530, 530285, 545436, 606040, 636342, 681795, 848456, 909060, 954513, 1060570, 1090872, 1272684, 1363590, 1590855, 1818120, 1909026, 2121140, 2545368, 2727180, 3181710, 3818052, 4242280, 4772565, 5454360, 6363420, 7636104, 9545130, 12726840, 19090260, 38180520]

約数ペア:

[(1, 38180520), (2, 19090260), (3, 12726840), (4, 9545130), (5, 7636104), (6, 6363420), (7, 5454360), (8, 4772565), (9, 4242280), (10, 3818052), (12, 3181710), (14, 2727180), (15, 2545368), (18, 2121140), (20, 1909026), (21, 1818120), (24, 1590855), (28, 1363590), (30, 1272684), (35, 1090872), (36, 1060570), (40, 954513), (42, 909060), (45, 848456), (56, 681795), (60, 636342), (63, 606040), (70, 545436), (72, 530285), (84, 454530), (90, 424228), (105, 363624), (109, 350280), (120, 318171), (126, 303020), (139, 274680), (140, 272718), (168, 227265), (180, 212114), (210, 181812), (218, 175140), (252, 151510), (278, 137340), (280, 136359), (315, 121208), (327, 116760), (360, 106057), (417, 91560), (420, 90906), (436, 87570), (504, 75755), (545, 70056), (556, 68670), (630, 60604), (654, 58380), (695, 54936), (763, 50040), (834, 45780), (840, 45453), (872, 43785), (973, 39240), (981, 38920), (1090, 35028), (1112, 34335), (1251, 30520), (1260, 30302), (1308, 29190), (1390, 27468), (1526, 25020), (1635, 23352), (1668, 22890), (1946, 19620), (1962, 19460), (2085, 18312), (2180, 17514), (2289, 16680), (2502, 15260), (2520, 15151), (2616, 14595), (2780, 13734), (2919, 13080), (3052, 12510), (3270, 11676), (3336, 11445), (3815, 10008), (3892, 9810), (3924, 9730), (4170, 9156), (4360, 8757), (4578, 8340), (4865, 7848), (4905, 7784), (5004, 7630), (5560, 6867), (5838, 6540), (6104, 6255)]