381404730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{259459}}^1$

素因数の和:259483

約数の個数: 48

約数和(自身を含む): 1064823840

約数和(自身を除く): 683419110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 259459, 518918, 778377, 1297295, 1556754, 1816213, 2594590, 3632426, 3891885, 5448639, 7783770, 9081065, 10897278, 12713491, 18162130, 25426982, 27243195, 38140473, 54486390, 63567455, 76280946, 127134910, 190702365, 381404730]

約数ペア:

[(1, 381404730), (2, 190702365), (3, 127134910), (5, 76280946), (6, 63567455), (7, 54486390), (10, 38140473), (14, 27243195), (15, 25426982), (21, 18162130), (30, 12713491), (35, 10897278), (42, 9081065), (49, 7783770), (70, 5448639), (98, 3891885), (105, 3632426), (147, 2594590), (210, 1816213), (245, 1556754), (294, 1297295), (490, 778377), (735, 518918), (1470, 259459)]