18628440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 59486400

約数和(自身を除く): 40857960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 53, 58, 60, 87, 101, 106, 116, 120, 145, 159, 174, 202, 212, 232, 265, 290, 303, 318, 348, 404, 424, 435, 505, 530, 580, 606, 636, 696, 795, 808, 870, 1010, 1060, 1160, 1212, 1272, 1515, 1537, 1590, 1740, 2020, 2120, 2424, 2929, 3030, 3074, 3180, 3480, 4040, 4611, 5353, 5858, 6060, 6148, 6360, 7685, 8787, 9222, 10706, 11716, 12120, 12296, 14645, 15370, 16059, 17574, 18444, 21412, 23055, 23432, 26765, 29290, 30740, 32118, 35148, 36888, 42824, 43935, 46110, 53530, 58580, 61480, 64236, 70296, 80295, 87870, 92220, 107060, 117160, 128472, 155237, 160590, 175740, 184440, 214120, 310474, 321180, 351480, 465711, 620948, 642360, 776185, 931422, 1241896, 1552370, 1862844, 2328555, 3104740, 3725688, 4657110, 6209480, 9314220, 18628440]

約数ペア:

[(1, 18628440), (2, 9314220), (3, 6209480), (4, 4657110), (5, 3725688), (6, 3104740), (8, 2328555), (10, 1862844), (12, 1552370), (15, 1241896), (20, 931422), (24, 776185), (29, 642360), (30, 620948), (40, 465711), (53, 351480), (58, 321180), (60, 310474), (87, 214120), (101, 184440), (106, 175740), (116, 160590), (120, 155237), (145, 128472), (159, 117160), (174, 107060), (202, 92220), (212, 87870), (232, 80295), (265, 70296), (290, 64236), (303, 61480), (318, 58580), (348, 53530), (404, 46110), (424, 43935), (435, 42824), (505, 36888), (530, 35148), (580, 32118), (606, 30740), (636, 29290), (696, 26765), (795, 23432), (808, 23055), (870, 21412), (1010, 18444), (1060, 17574), (1160, 16059), (1212, 15370), (1272, 14645), (1515, 12296), (1537, 12120), (1590, 11716), (1740, 10706), (2020, 9222), (2120, 8787), (2424, 7685), (2929, 6360), (3030, 6148), (3074, 6060), (3180, 5858), (3480, 5353), (4040, 4611)]