131512140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1276

約数の個数: 96

約数和(自身を含む): 411264000

約数和(自身を除く): 279751860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 239, 270, 478, 540, 717, 956, 1019, 1195, 1434, 2038, 2151, 2390, 2868, 3057, 3585, 4076, 4302, 4780, 5095, 6114, 6453, 7170, 8604, 9171, 10190, 10755, 12228, 12906, 14340, 15285, 18342, 20380, 21510, 25812, 27513, 30570, 32265, 36684, 43020, 45855, 55026, 61140, 64530, 91710, 110052, 129060, 137565, 183420, 243541, 275130, 487082, 550260, 730623, 974164, 1217705, 1461246, 2191869, 2435410, 2922492, 3653115, 4383738, 4870820, 6575607, 7306230, 8767476, 10959345, 13151214, 14612460, 21918690, 26302428, 32878035, 43837380, 65756070, 131512140]

約数ペア:

[(1, 131512140), (2, 65756070), (3, 43837380), (4, 32878035), (5, 26302428), (6, 21918690), (9, 14612460), (10, 13151214), (12, 10959345), (15, 8767476), (18, 7306230), (20, 6575607), (27, 4870820), (30, 4383738), (36, 3653115), (45, 2922492), (54, 2435410), (60, 2191869), (90, 1461246), (108, 1217705), (135, 974164), (180, 730623), (239, 550260), (270, 487082), (478, 275130), (540, 243541), (717, 183420), (956, 137565), (1019, 129060), (1195, 110052), (1434, 91710), (2038, 64530), (2151, 61140), (2390, 55026), (2868, 45855), (3057, 43020), (3585, 36684), (4076, 32265), (4302, 30570), (4780, 27513), (5095, 25812), (6114, 21510), (6453, 20380), (7170, 18342), (8604, 15285), (9171, 14340), (10190, 12906), (10755, 12228)]