40215540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 120839040

約数和(自身を除く): 80623500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 89, 102, 170, 178, 204, 255, 267, 340, 356, 443, 445, 510, 534, 886, 890, 1020, 1068, 1329, 1335, 1513, 1772, 1780, 2215, 2658, 2670, 3026, 4430, 4539, 5316, 5340, 6052, 6645, 7531, 7565, 8860, 9078, 13290, 15062, 15130, 18156, 22593, 22695, 26580, 30124, 30260, 37655, 39427, 45186, 45390, 75310, 78854, 90372, 90780, 112965, 118281, 150620, 157708, 197135, 225930, 236562, 394270, 451860, 473124, 591405, 670259, 788540, 1182810, 1340518, 2010777, 2365620, 2681036, 3351295, 4021554, 6702590, 8043108, 10053885, 13405180, 20107770, 40215540]

約数ペア:

[(1, 40215540), (2, 20107770), (3, 13405180), (4, 10053885), (5, 8043108), (6, 6702590), (10, 4021554), (12, 3351295), (15, 2681036), (17, 2365620), (20, 2010777), (30, 1340518), (34, 1182810), (51, 788540), (60, 670259), (68, 591405), (85, 473124), (89, 451860), (102, 394270), (170, 236562), (178, 225930), (204, 197135), (255, 157708), (267, 150620), (340, 118281), (356, 112965), (443, 90780), (445, 90372), (510, 78854), (534, 75310), (886, 45390), (890, 45186), (1020, 39427), (1068, 37655), (1329, 30260), (1335, 30124), (1513, 26580), (1772, 22695), (1780, 22593), (2215, 18156), (2658, 15130), (2670, 15062), (3026, 13290), (4430, 9078), (4539, 8860), (5316, 7565), (5340, 7531), (6052, 6645)]