688670520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{56821}}^1$

素因数の和:56936

約数の個数: 64

約数和(自身を含む): 2086503840

約数和(自身を除く): 1397833320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 56821, 113642, 170463, 227284, 284105, 340926, 454568, 568210, 681852, 852315, 1136420, 1363704, 1704630, 2272840, 3409260, 5738921, 6818520, 11477842, 17216763, 22955684, 28694605, 34433526, 45911368, 57389210, 68867052, 86083815, 114778420, 137734104, 172167630, 229556840, 344335260, 688670520]

約数ペア:

[(1, 688670520), (2, 344335260), (3, 229556840), (4, 172167630), (5, 137734104), (6, 114778420), (8, 86083815), (10, 68867052), (12, 57389210), (15, 45911368), (20, 34433526), (24, 28694605), (30, 22955684), (40, 17216763), (60, 11477842), (101, 6818520), (120, 5738921), (202, 3409260), (303, 2272840), (404, 1704630), (505, 1363704), (606, 1136420), (808, 852315), (1010, 681852), (1212, 568210), (1515, 454568), (2020, 340926), (2424, 284105), (3030, 227284), (4040, 170463), (6060, 113642), (12120, 56821)]