208149690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16249}}^1$

素因数の和:16327

約数の個数: 64

約数和(自身を含む): 580320000

約数和(自身を除く): 372170310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1830, 2135, 2562, 4270, 6405, 12810, 16249, 32498, 48747, 81245, 97494, 113743, 162490, 227486, 243735, 341229, 487470, 568715, 682458, 991189, 1137430, 1706145, 1982378, 2973567, 3412290, 4955945, 5947134, 6938323, 9911890, 13876646, 14867835, 20814969, 29735670, 34691615, 41629938, 69383230, 104074845, 208149690]

約数ペア:

[(1, 208149690), (2, 104074845), (3, 69383230), (5, 41629938), (6, 34691615), (7, 29735670), (10, 20814969), (14, 14867835), (15, 13876646), (21, 9911890), (30, 6938323), (35, 5947134), (42, 4955945), (61, 3412290), (70, 2973567), (105, 1982378), (122, 1706145), (183, 1137430), (210, 991189), (305, 682458), (366, 568715), (427, 487470), (610, 341229), (854, 243735), (915, 227486), (1281, 162490), (1830, 113743), (2135, 97494), (2562, 81245), (4270, 48747), (6405, 32498), (12810, 16249)]