123259720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{929}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 289267200

約数和(自身を除く): 166007480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 856, 929, 1070, 1240, 1858, 2140, 3317, 3716, 4280, 4645, 6634, 7432, 9290, 13268, 16585, 18580, 26536, 28799, 33170, 37160, 57598, 66340, 99403, 115196, 132680, 143995, 198806, 230392, 287990, 397612, 497015, 575980, 795224, 994030, 1151960, 1988060, 3081493, 3976120, 6162986, 12325972, 15407465, 24651944, 30814930, 61629860, 123259720]

約数ペア:

[(1, 123259720), (2, 61629860), (4, 30814930), (5, 24651944), (8, 15407465), (10, 12325972), (20, 6162986), (31, 3976120), (40, 3081493), (62, 1988060), (107, 1151960), (124, 994030), (155, 795224), (214, 575980), (248, 497015), (310, 397612), (428, 287990), (535, 230392), (620, 198806), (856, 143995), (929, 132680), (1070, 115196), (1240, 99403), (1858, 66340), (2140, 57598), (3317, 37160), (3716, 33170), (4280, 28799), (4645, 26536), (6634, 18580), (7432, 16585), (9290, 13268)]