72340360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 169413120

約数和(自身を除く): 97072760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 248, 257, 310, 454, 514, 620, 908, 1028, 1135, 1240, 1285, 1816, 2056, 2270, 2570, 4540, 5140, 7037, 7967, 9080, 10280, 14074, 15934, 28148, 31868, 35185, 39835, 56296, 58339, 63736, 70370, 79670, 116678, 140740, 159340, 233356, 281480, 291695, 318680, 466712, 583390, 1166780, 1808509, 2333560, 3617018, 7234036, 9042545, 14468072, 18085090, 36170180, 72340360]

約数ペア:

[(1, 72340360), (2, 36170180), (4, 18085090), (5, 14468072), (8, 9042545), (10, 7234036), (20, 3617018), (31, 2333560), (40, 1808509), (62, 1166780), (124, 583390), (155, 466712), (227, 318680), (248, 291695), (257, 281480), (310, 233356), (454, 159340), (514, 140740), (620, 116678), (908, 79670), (1028, 70370), (1135, 63736), (1240, 58339), (1285, 56296), (1816, 39835), (2056, 35185), (2270, 31868), (2570, 28148), (4540, 15934), (5140, 14074), (7037, 10280), (7967, 9080)]