89749380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^5\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 296472960

約数和(自身を除く): 206723580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 267, 294, 343, 356, 420, 445, 490, 534, 588, 623, 686, 735, 890, 980, 1029, 1068, 1246, 1335, 1372, 1470, 1715, 1780, 1869, 2058, 2401, 2492, 2670, 2940, 3115, 3430, 3738, 4116, 4361, 4802, 5145, 5340, 6230, 6860, 7203, 7476, 8722, 9345, 9604, 10290, 12005, 12460, 13083, 14406, 16807, 17444, 18690, 20580, 21805, 24010, 26166, 28812, 30527, 33614, 36015, 37380, 43610, 48020, 50421, 52332, 61054, 65415, 67228, 72030, 84035, 87220, 91581, 100842, 122108, 130830, 144060, 152635, 168070, 183162, 201684, 213689, 252105, 261660, 305270, 336140, 366324, 427378, 457905, 504210, 610540, 641067, 854756, 915810, 1008420, 1068445, 1282134, 1495823, 1831620, 2136890, 2564268, 2991646, 3205335, 4273780, 4487469, 5983292, 6410670, 7479115, 8974938, 12821340, 14958230, 17949876, 22437345, 29916460, 44874690, 89749380]

約数ペア:

[(1, 89749380), (2, 44874690), (3, 29916460), (4, 22437345), (5, 17949876), (6, 14958230), (7, 12821340), (10, 8974938), (12, 7479115), (14, 6410670), (15, 5983292), (20, 4487469), (21, 4273780), (28, 3205335), (30, 2991646), (35, 2564268), (42, 2136890), (49, 1831620), (60, 1495823), (70, 1282134), (84, 1068445), (89, 1008420), (98, 915810), (105, 854756), (140, 641067), (147, 610540), (178, 504210), (196, 457905), (210, 427378), (245, 366324), (267, 336140), (294, 305270), (343, 261660), (356, 252105), (420, 213689), (445, 201684), (490, 183162), (534, 168070), (588, 152635), (623, 144060), (686, 130830), (735, 122108), (890, 100842), (980, 91581), (1029, 87220), (1068, 84035), (1246, 72030), (1335, 67228), (1372, 65415), (1470, 61054), (1715, 52332), (1780, 50421), (1869, 48020), (2058, 43610), (2401, 37380), (2492, 36015), (2670, 33614), (2940, 30527), (3115, 28812), (3430, 26166), (3738, 24010), (4116, 21805), (4361, 20580), (4802, 18690), (5145, 17444), (5340, 16807), (6230, 14406), (6860, 13083), (7203, 12460), (7476, 12005), (8722, 10290), (9345, 9604)]