128069340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^5\times {\mathrm{127}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 421650432

約数和(自身を除く): 293581092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 140, 147, 196, 210, 245, 254, 294, 343, 381, 420, 490, 508, 588, 635, 686, 735, 762, 889, 980, 1029, 1270, 1372, 1470, 1524, 1715, 1778, 1905, 2058, 2401, 2540, 2667, 2940, 3430, 3556, 3810, 4116, 4445, 4802, 5145, 5334, 6223, 6860, 7203, 7620, 8890, 9604, 10290, 10668, 12005, 12446, 13335, 14406, 16807, 17780, 18669, 20580, 24010, 24892, 26670, 28812, 31115, 33614, 36015, 37338, 43561, 48020, 50421, 53340, 62230, 67228, 72030, 74676, 84035, 87122, 93345, 100842, 124460, 130683, 144060, 168070, 174244, 186690, 201684, 217805, 252105, 261366, 304927, 336140, 373380, 435610, 504210, 522732, 609854, 653415, 871220, 914781, 1008420, 1219708, 1306830, 1524635, 1829562, 2134489, 2613660, 3049270, 3659124, 4268978, 4573905, 6098540, 6403467, 8537956, 9147810, 10672445, 12806934, 18295620, 21344890, 25613868, 32017335, 42689780, 64034670, 128069340]

約数ペア:

[(1, 128069340), (2, 64034670), (3, 42689780), (4, 32017335), (5, 25613868), (6, 21344890), (7, 18295620), (10, 12806934), (12, 10672445), (14, 9147810), (15, 8537956), (20, 6403467), (21, 6098540), (28, 4573905), (30, 4268978), (35, 3659124), (42, 3049270), (49, 2613660), (60, 2134489), (70, 1829562), (84, 1524635), (98, 1306830), (105, 1219708), (127, 1008420), (140, 914781), (147, 871220), (196, 653415), (210, 609854), (245, 522732), (254, 504210), (294, 435610), (343, 373380), (381, 336140), (420, 304927), (490, 261366), (508, 252105), (588, 217805), (635, 201684), (686, 186690), (735, 174244), (762, 168070), (889, 144060), (980, 130683), (1029, 124460), (1270, 100842), (1372, 93345), (1470, 87122), (1524, 84035), (1715, 74676), (1778, 72030), (1905, 67228), (2058, 62230), (2401, 53340), (2540, 50421), (2667, 48020), (2940, 43561), (3430, 37338), (3556, 36015), (3810, 33614), (4116, 31115), (4445, 28812), (4802, 26670), (5145, 24892), (5334, 24010), (6223, 20580), (6860, 18669), (7203, 17780), (7620, 16807), (8890, 14406), (9604, 13335), (10290, 12446), (10668, 12005)]