54777720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 174182400

約数和(自身を除く): 119404680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 223, 230, 267, 276, 345, 356, 445, 446, 460, 534, 552, 669, 690, 712, 890, 892, 920, 1068, 1115, 1335, 1338, 1380, 1780, 1784, 2047, 2136, 2230, 2670, 2676, 2760, 3345, 3560, 4094, 4460, 5129, 5340, 5352, 6141, 6690, 8188, 8920, 10235, 10258, 10680, 12282, 13380, 15387, 16376, 19847, 20470, 20516, 24564, 25645, 26760, 30705, 30774, 39694, 40940, 41032, 49128, 51290, 59541, 61410, 61548, 76935, 79388, 81880, 99235, 102580, 119082, 122820, 123096, 153870, 158776, 198470, 205160, 238164, 245640, 297705, 307740, 396940, 456481, 476328, 595410, 615480, 793880, 912962, 1190820, 1369443, 1825924, 2282405, 2381640, 2738886, 3651848, 4564810, 5477772, 6847215, 9129620, 10955544, 13694430, 18259240, 27388860, 54777720]

約数ペア:

[(1, 54777720), (2, 27388860), (3, 18259240), (4, 13694430), (5, 10955544), (6, 9129620), (8, 6847215), (10, 5477772), (12, 4564810), (15, 3651848), (20, 2738886), (23, 2381640), (24, 2282405), (30, 1825924), (40, 1369443), (46, 1190820), (60, 912962), (69, 793880), (89, 615480), (92, 595410), (115, 476328), (120, 456481), (138, 396940), (178, 307740), (184, 297705), (223, 245640), (230, 238164), (267, 205160), (276, 198470), (345, 158776), (356, 153870), (445, 123096), (446, 122820), (460, 119082), (534, 102580), (552, 99235), (669, 81880), (690, 79388), (712, 76935), (890, 61548), (892, 61410), (920, 59541), (1068, 51290), (1115, 49128), (1335, 41032), (1338, 40940), (1380, 39694), (1780, 30774), (1784, 30705), (2047, 26760), (2136, 25645), (2230, 24564), (2670, 20516), (2676, 20470), (2760, 19847), (3345, 16376), (3560, 15387), (4094, 13380), (4460, 12282), (5129, 10680), (5340, 10258), (5352, 10235), (6141, 8920), (6690, 8188)]