2472120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{109}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 9583200

約数和(自身を除く): 7111080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 109, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 218, 252, 270, 280, 315, 324, 327, 360, 378, 405, 420, 436, 504, 540, 545, 567, 630, 648, 654, 756, 763, 810, 840, 872, 945, 981, 1080, 1090, 1134, 1260, 1308, 1512, 1526, 1620, 1635, 1890, 1962, 2180, 2268, 2289, 2520, 2616, 2835, 2943, 3052, 3240, 3270, 3780, 3815, 3924, 4360, 4536, 4578, 4905, 5670, 5886, 6104, 6540, 6867, 7560, 7630, 7848, 8829, 9156, 9810, 11340, 11445, 11772, 13080, 13734, 14715, 15260, 17658, 18312, 19620, 20601, 22680, 22890, 23544, 27468, 29430, 30520, 34335, 35316, 39240, 41202, 44145, 45780, 54936, 58860, 61803, 68670, 70632, 82404, 88290, 91560, 103005, 117720, 123606, 137340, 164808, 176580, 206010, 247212, 274680, 309015, 353160, 412020, 494424, 618030, 824040, 1236060, 2472120]

約数ペア:

[(1, 2472120), (2, 1236060), (3, 824040), (4, 618030), (5, 494424), (6, 412020), (7, 353160), (8, 309015), (9, 274680), (10, 247212), (12, 206010), (14, 176580), (15, 164808), (18, 137340), (20, 123606), (21, 117720), (24, 103005), (27, 91560), (28, 88290), (30, 82404), (35, 70632), (36, 68670), (40, 61803), (42, 58860), (45, 54936), (54, 45780), (56, 44145), (60, 41202), (63, 39240), (70, 35316), (72, 34335), (81, 30520), (84, 29430), (90, 27468), (105, 23544), (108, 22890), (109, 22680), (120, 20601), (126, 19620), (135, 18312), (140, 17658), (162, 15260), (168, 14715), (180, 13734), (189, 13080), (210, 11772), (216, 11445), (218, 11340), (252, 9810), (270, 9156), (280, 8829), (315, 7848), (324, 7630), (327, 7560), (360, 6867), (378, 6540), (405, 6104), (420, 5886), (436, 5670), (504, 4905), (540, 4578), (545, 4536), (567, 4360), (630, 3924), (648, 3815), (654, 3780), (756, 3270), (763, 3240), (810, 3052), (840, 2943), (872, 2835), (945, 2616), (981, 2520), (1080, 2289), (1090, 2268), (1134, 2180), (1260, 1962), (1308, 1890), (1512, 1635), (1526, 1620)]