209962380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:919

約数の個数: 96

約数和(自身を含む): 611573760

約数和(自身を除く): 401611380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 157, 186, 310, 314, 372, 465, 471, 620, 628, 719, 785, 930, 942, 1438, 1570, 1860, 1884, 2157, 2355, 2876, 3140, 3595, 4314, 4710, 4867, 7190, 8628, 9420, 9734, 10785, 14380, 14601, 19468, 21570, 22289, 24335, 29202, 43140, 44578, 48670, 58404, 66867, 73005, 89156, 97340, 111445, 112883, 133734, 146010, 222890, 225766, 267468, 292020, 334335, 338649, 445780, 451532, 564415, 668670, 677298, 1128830, 1337340, 1354596, 1693245, 2257660, 3386490, 3499373, 6772980, 6998746, 10498119, 13997492, 17496865, 20996238, 34993730, 41992476, 52490595, 69987460, 104981190, 209962380]

約数ペア:

[(1, 209962380), (2, 104981190), (3, 69987460), (4, 52490595), (5, 41992476), (6, 34993730), (10, 20996238), (12, 17496865), (15, 13997492), (20, 10498119), (30, 6998746), (31, 6772980), (60, 3499373), (62, 3386490), (93, 2257660), (124, 1693245), (155, 1354596), (157, 1337340), (186, 1128830), (310, 677298), (314, 668670), (372, 564415), (465, 451532), (471, 445780), (620, 338649), (628, 334335), (719, 292020), (785, 267468), (930, 225766), (942, 222890), (1438, 146010), (1570, 133734), (1860, 112883), (1884, 111445), (2157, 97340), (2355, 89156), (2876, 73005), (3140, 66867), (3595, 58404), (4314, 48670), (4710, 44578), (4867, 43140), (7190, 29202), (8628, 24335), (9420, 22289), (9734, 21570), (10785, 19468), (14380, 14601)]