315024780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{750059}}^1$

素因数の和:750078

約数の個数: 48

約数和(自身を含む): 1008080640

約数和(自身を除く): 693055860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 750059, 1500118, 2250177, 3000236, 3750295, 4500354, 5250413, 7500590, 9000708, 10500826, 11250885, 15001180, 15751239, 21001652, 22501770, 26252065, 31502478, 45003540, 52504130, 63004956, 78756195, 105008260, 157512390, 315024780]

約数ペア:

[(1, 315024780), (2, 157512390), (3, 105008260), (4, 78756195), (5, 63004956), (6, 52504130), (7, 45003540), (10, 31502478), (12, 26252065), (14, 22501770), (15, 21001652), (20, 15751239), (21, 15001180), (28, 11250885), (30, 10500826), (35, 9000708), (42, 7500590), (60, 5250413), (70, 4500354), (84, 3750295), (105, 3000236), (140, 2250177), (210, 1500118), (420, 750059)]