2100020280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{1063}}^1$

素因数の和:1341

約数の個数: 128

約数和(自身を含む): 6407493120

約数和(自身を除く): 4307472840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 163, 202, 303, 326, 404, 489, 505, 606, 652, 808, 815, 978, 1010, 1063, 1212, 1304, 1515, 1630, 1956, 2020, 2126, 2424, 2445, 3030, 3189, 3260, 3912, 4040, 4252, 4890, 5315, 6060, 6378, 6520, 8504, 9780, 10630, 12120, 12756, 15945, 16463, 19560, 21260, 25512, 31890, 32926, 42520, 49389, 63780, 65852, 82315, 98778, 107363, 127560, 131704, 164630, 173269, 197556, 214726, 246945, 322089, 329260, 346538, 395112, 429452, 493890, 519807, 536815, 644178, 658520, 693076, 858904, 866345, 987780, 1039614, 1073630, 1288356, 1386152, 1610445, 1732690, 1975560, 2079228, 2147260, 2576712, 2599035, 3220890, 3465380, 4158456, 4294520, 5198070, 6441780, 6930760, 10396140, 12883560, 17500169, 20792280, 35000338, 52500507, 70000676, 87500845, 105001014, 140001352, 175001690, 210002028, 262502535, 350003380, 420004056, 525005070, 700006760, 1050010140, 2100020280]

約数ペア:

[(1, 2100020280), (2, 1050010140), (3, 700006760), (4, 525005070), (5, 420004056), (6, 350003380), (8, 262502535), (10, 210002028), (12, 175001690), (15, 140001352), (20, 105001014), (24, 87500845), (30, 70000676), (40, 52500507), (60, 35000338), (101, 20792280), (120, 17500169), (163, 12883560), (202, 10396140), (303, 6930760), (326, 6441780), (404, 5198070), (489, 4294520), (505, 4158456), (606, 3465380), (652, 3220890), (808, 2599035), (815, 2576712), (978, 2147260), (1010, 2079228), (1063, 1975560), (1212, 1732690), (1304, 1610445), (1515, 1386152), (1630, 1288356), (1956, 1073630), (2020, 1039614), (2126, 987780), (2424, 866345), (2445, 858904), (3030, 693076), (3189, 658520), (3260, 644178), (3912, 536815), (4040, 519807), (4252, 493890), (4890, 429452), (5315, 395112), (6060, 346538), (6378, 329260), (6520, 322089), (8504, 246945), (9780, 214726), (10630, 197556), (12120, 173269), (12756, 164630), (15945, 131704), (16463, 127560), (19560, 107363), (21260, 98778), (25512, 82315), (31890, 65852), (32926, 63780), (42520, 49389)]