40698420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 134830080

約数和(自身を除く): 94131660

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, 109, 127, 140, 147, 196, 210, 218, 245, 254, 294, 327, 381, 420, 436, 490, 508, 545, 588, 635, 654, 735, 762, 763, 889, 980, 1090, 1270, 1308, 1470, 1524, 1526, 1635, 1778, 1905, 2180, 2289, 2540, 2667, 2940, 3052, 3270, 3556, 3810, 3815, 4445, 4578, 5334, 5341, 6223, 6540, 7620, 7630, 8890, 9156, 10668, 10682, 11445, 12446, 13335, 13843, 15260, 16023, 17780, 18669, 21364, 22890, 24892, 26670, 26705, 27686, 31115, 32046, 37338, 41529, 45780, 53340, 53410, 55372, 62230, 64092, 69215, 74676, 80115, 83058, 93345, 96901, 106820, 124460, 138430, 160230, 166116, 186690, 193802, 207645, 276860, 290703, 320460, 373380, 387604, 415290, 484505, 581406, 678307, 830580, 969010, 1162812, 1356614, 1453515, 1938020, 2034921, 2713228, 2907030, 3391535, 4069842, 5814060, 6783070, 8139684, 10174605, 13566140, 20349210, 40698420]

約数ペア:

[(1, 40698420), (2, 20349210), (3, 13566140), (4, 10174605), (5, 8139684), (6, 6783070), (7, 5814060), (10, 4069842), (12, 3391535), (14, 2907030), (15, 2713228), (20, 2034921), (21, 1938020), (28, 1453515), (30, 1356614), (35, 1162812), (42, 969010), (49, 830580), (60, 678307), (70, 581406), (84, 484505), (98, 415290), (105, 387604), (109, 373380), (127, 320460), (140, 290703), (147, 276860), (196, 207645), (210, 193802), (218, 186690), (245, 166116), (254, 160230), (294, 138430), (327, 124460), (381, 106820), (420, 96901), (436, 93345), (490, 83058), (508, 80115), (545, 74676), (588, 69215), (635, 64092), (654, 62230), (735, 55372), (762, 53410), (763, 53340), (889, 45780), (980, 41529), (1090, 37338), (1270, 32046), (1308, 31115), (1470, 27686), (1524, 26705), (1526, 26670), (1635, 24892), (1778, 22890), (1905, 21364), (2180, 18669), (2289, 17780), (2540, 16023), (2667, 15260), (2940, 13843), (3052, 13335), (3270, 12446), (3556, 11445), (3810, 10682), (3815, 10668), (4445, 9156), (4578, 8890), (5334, 7630), (5341, 7620), (6223, 6540)]