66715320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79423}}^1$

素因数の和:79444

約数の個数: 64

約数和(自身を含む): 228741120

約数和(自身を除く): 162025800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 79423, 158846, 238269, 317692, 397115, 476538, 555961, 635384, 794230, 953076, 1111922, 1191345, 1588460, 1667883, 1906152, 2223844, 2382690, 2779805, 3176920, 3335766, 4447688, 4765380, 5559610, 6671532, 8339415, 9530760, 11119220, 13343064, 16678830, 22238440, 33357660, 66715320]

約数ペア:

[(1, 66715320), (2, 33357660), (3, 22238440), (4, 16678830), (5, 13343064), (6, 11119220), (7, 9530760), (8, 8339415), (10, 6671532), (12, 5559610), (14, 4765380), (15, 4447688), (20, 3335766), (21, 3176920), (24, 2779805), (28, 2382690), (30, 2223844), (35, 1906152), (40, 1667883), (42, 1588460), (56, 1191345), (60, 1111922), (70, 953076), (84, 794230), (105, 635384), (120, 555961), (140, 476538), (168, 397115), (210, 317692), (280, 238269), (420, 158846), (840, 79423)]