168790860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1360

約数の個数: 144

約数和(自身を含む): 590990400

約数和(自身を除く): 422199540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 315, 327, 420, 436, 545, 630, 654, 763, 981, 1090, 1229, 1260, 1308, 1526, 1635, 1962, 2180, 2289, 2458, 3052, 3270, 3687, 3815, 3924, 4578, 4905, 4916, 6145, 6540, 6867, 7374, 7630, 8603, 9156, 9810, 11061, 11445, 12290, 13734, 14748, 15260, 17206, 18435, 19620, 22122, 22890, 24580, 25809, 27468, 34335, 34412, 36870, 43015, 44244, 45780, 51618, 55305, 68670, 73740, 77427, 86030, 103236, 110610, 129045, 133961, 137340, 154854, 172060, 221220, 258090, 267922, 309708, 387135, 401883, 516180, 535844, 669805, 774270, 803766, 937727, 1205649, 1339610, 1548540, 1607532, 1875454, 2009415, 2411298, 2679220, 2813181, 3750908, 4018830, 4688635, 4822596, 5626362, 6028245, 8037660, 8439543, 9377270, 11252724, 12056490, 14065905, 16879086, 18754540, 24112980, 28131810, 33758172, 42197715, 56263620, 84395430, 168790860]

約数ペア:

[(1, 168790860), (2, 84395430), (3, 56263620), (4, 42197715), (5, 33758172), (6, 28131810), (7, 24112980), (9, 18754540), (10, 16879086), (12, 14065905), (14, 12056490), (15, 11252724), (18, 9377270), (20, 8439543), (21, 8037660), (28, 6028245), (30, 5626362), (35, 4822596), (36, 4688635), (42, 4018830), (45, 3750908), (60, 2813181), (63, 2679220), (70, 2411298), (84, 2009415), (90, 1875454), (105, 1607532), (109, 1548540), (126, 1339610), (140, 1205649), (180, 937727), (210, 803766), (218, 774270), (252, 669805), (315, 535844), (327, 516180), (420, 401883), (436, 387135), (545, 309708), (630, 267922), (654, 258090), (763, 221220), (981, 172060), (1090, 154854), (1229, 137340), (1260, 133961), (1308, 129045), (1526, 110610), (1635, 103236), (1962, 86030), (2180, 77427), (2289, 73740), (2458, 68670), (3052, 55305), (3270, 51618), (3687, 45780), (3815, 44244), (3924, 43015), (4578, 36870), (4905, 34412), (4916, 34335), (6145, 27468), (6540, 25809), (6867, 24580), (7374, 22890), (7630, 22122), (8603, 19620), (9156, 18435), (9810, 17206), (11061, 15260), (11445, 14748), (12290, 13734)]