388305960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4241}}^1$

素因数の和:4371

約数の個数: 128

約数和(自身を含む): 1343865600

約数和(自身を除く): 955559640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2616, 3052, 3270, 3815, 4241, 4360, 4578, 6104, 6540, 7630, 8482, 9156, 11445, 12723, 13080, 15260, 16964, 18312, 21205, 22890, 25446, 29687, 30520, 33928, 42410, 45780, 50892, 59374, 63615, 84820, 89061, 91560, 101784, 118748, 127230, 148435, 169640, 178122, 237496, 254460, 296870, 356244, 445305, 462269, 508920, 593740, 712488, 890610, 924538, 1187480, 1386807, 1781220, 1849076, 2311345, 2773614, 3235883, 3562440, 3698152, 4622690, 5547228, 6471766, 6934035, 9245380, 9707649, 11094456, 12943532, 13868070, 16179415, 18490760, 19415298, 25887064, 27736140, 32358830, 38830596, 48538245, 55472280, 64717660, 77661192, 97076490, 129435320, 194152980, 388305960]

約数ペア:

[(1, 388305960), (2, 194152980), (3, 129435320), (4, 97076490), (5, 77661192), (6, 64717660), (7, 55472280), (8, 48538245), (10, 38830596), (12, 32358830), (14, 27736140), (15, 25887064), (20, 19415298), (21, 18490760), (24, 16179415), (28, 13868070), (30, 12943532), (35, 11094456), (40, 9707649), (42, 9245380), (56, 6934035), (60, 6471766), (70, 5547228), (84, 4622690), (105, 3698152), (109, 3562440), (120, 3235883), (140, 2773614), (168, 2311345), (210, 1849076), (218, 1781220), (280, 1386807), (327, 1187480), (420, 924538), (436, 890610), (545, 712488), (654, 593740), (763, 508920), (840, 462269), (872, 445305), (1090, 356244), (1308, 296870), (1526, 254460), (1635, 237496), (2180, 178122), (2289, 169640), (2616, 148435), (3052, 127230), (3270, 118748), (3815, 101784), (4241, 91560), (4360, 89061), (4578, 84820), (6104, 63615), (6540, 59374), (7630, 50892), (8482, 45780), (9156, 42410), (11445, 33928), (12723, 30520), (13080, 29687), (15260, 25446), (16964, 22890), (18312, 21205)]