31184760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 98703360

約数和(自身を除く): 67518600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 83, 93, 101, 120, 124, 155, 166, 186, 202, 248, 249, 303, 310, 332, 372, 404, 415, 465, 498, 505, 606, 620, 664, 744, 808, 830, 930, 996, 1010, 1212, 1240, 1245, 1515, 1660, 1860, 1992, 2020, 2424, 2490, 2573, 3030, 3131, 3320, 3720, 4040, 4980, 5146, 6060, 6262, 7719, 8383, 9393, 9960, 10292, 12120, 12524, 12865, 15438, 15655, 16766, 18786, 20584, 25048, 25149, 25730, 30876, 31310, 33532, 37572, 38595, 41915, 46965, 50298, 51460, 61752, 62620, 67064, 75144, 77190, 83830, 93930, 100596, 102920, 125240, 125745, 154380, 167660, 187860, 201192, 251490, 259873, 308760, 335320, 375720, 502980, 519746, 779619, 1005960, 1039492, 1299365, 1559238, 2078984, 2598730, 3118476, 3898095, 5197460, 6236952, 7796190, 10394920, 15592380, 31184760]

約数ペア:

[(1, 31184760), (2, 15592380), (3, 10394920), (4, 7796190), (5, 6236952), (6, 5197460), (8, 3898095), (10, 3118476), (12, 2598730), (15, 2078984), (20, 1559238), (24, 1299365), (30, 1039492), (31, 1005960), (40, 779619), (60, 519746), (62, 502980), (83, 375720), (93, 335320), (101, 308760), (120, 259873), (124, 251490), (155, 201192), (166, 187860), (186, 167660), (202, 154380), (248, 125745), (249, 125240), (303, 102920), (310, 100596), (332, 93930), (372, 83830), (404, 77190), (415, 75144), (465, 67064), (498, 62620), (505, 61752), (606, 51460), (620, 50298), (664, 46965), (744, 41915), (808, 38595), (830, 37572), (930, 33532), (996, 31310), (1010, 30876), (1212, 25730), (1240, 25149), (1245, 25048), (1515, 20584), (1660, 18786), (1860, 16766), (1992, 15655), (2020, 15438), (2424, 12865), (2490, 12524), (2573, 12120), (3030, 10292), (3131, 9960), (3320, 9393), (3720, 8383), (4040, 7719), (4980, 6262), (5146, 6060)]