127721520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3347}}^1$

素因数の和:3419

約数の個数: 120

約数和(自身を含む): 437155056

約数和(自身を除く): 309433536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3347, 3816, 4240, 4770, 6360, 6694, 7632, 9540, 10041, 12720, 13388, 16735, 19080, 20082, 26776, 30123, 33470, 38160, 40164, 50205, 53552, 60246, 66940, 80328, 100410, 120492, 133880, 150615, 160656, 177391, 200820, 240984, 267760, 301230, 354782, 401640, 481968, 532173, 602460, 709564, 803280, 886955, 1064346, 1204920, 1419128, 1596519, 1773910, 2128692, 2409840, 2660865, 2838256, 3193038, 3547820, 4257384, 5321730, 6386076, 7095640, 7982595, 8514768, 10643460, 12772152, 14191280, 15965190, 21286920, 25544304, 31930380, 42573840, 63860760, 127721520]

約数ペア:

[(1, 127721520), (2, 63860760), (3, 42573840), (4, 31930380), (5, 25544304), (6, 21286920), (8, 15965190), (9, 14191280), (10, 12772152), (12, 10643460), (15, 8514768), (16, 7982595), (18, 7095640), (20, 6386076), (24, 5321730), (30, 4257384), (36, 3547820), (40, 3193038), (45, 2838256), (48, 2660865), (53, 2409840), (60, 2128692), (72, 1773910), (80, 1596519), (90, 1419128), (106, 1204920), (120, 1064346), (144, 886955), (159, 803280), (180, 709564), (212, 602460), (240, 532173), (265, 481968), (318, 401640), (360, 354782), (424, 301230), (477, 267760), (530, 240984), (636, 200820), (720, 177391), (795, 160656), (848, 150615), (954, 133880), (1060, 120492), (1272, 100410), (1590, 80328), (1908, 66940), (2120, 60246), (2385, 53552), (2544, 50205), (3180, 40164), (3347, 38160), (3816, 33470), (4240, 30123), (4770, 26776), (6360, 20082), (6694, 19080), (7632, 16735), (9540, 13388), (10041, 12720)]