181281660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{22717}}^1$

素因数の和:22755

約数の個数: 96

約数和(自身を含む): 610659840

約数和(自身を除く): 429378180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 22717, 45434, 68151, 90868, 113585, 136302, 159019, 227170, 272604, 318038, 340755, 431623, 454340, 477057, 636076, 681510, 795095, 863246, 954114, 1294869, 1363020, 1590190, 1726492, 1908228, 2158115, 2385285, 2589738, 3021361, 3180380, 4316230, 4770570, 5179476, 6042722, 6474345, 8632460, 9064083, 9541140, 12085444, 12948690, 15106805, 18128166, 25897380, 30213610, 36256332, 45320415, 60427220, 90640830, 181281660]

約数ペア:

[(1, 181281660), (2, 90640830), (3, 60427220), (4, 45320415), (5, 36256332), (6, 30213610), (7, 25897380), (10, 18128166), (12, 15106805), (14, 12948690), (15, 12085444), (19, 9541140), (20, 9064083), (21, 8632460), (28, 6474345), (30, 6042722), (35, 5179476), (38, 4770570), (42, 4316230), (57, 3180380), (60, 3021361), (70, 2589738), (76, 2385285), (84, 2158115), (95, 1908228), (105, 1726492), (114, 1590190), (133, 1363020), (140, 1294869), (190, 954114), (210, 863246), (228, 795095), (266, 681510), (285, 636076), (380, 477057), (399, 454340), (420, 431623), (532, 340755), (570, 318038), (665, 272604), (798, 227170), (1140, 159019), (1330, 136302), (1596, 113585), (1995, 90868), (2660, 68151), (3990, 45434), (7980, 22717)]