130591020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310931}}^1$

素因数の和:310950

約数の個数: 48

約数和(自身を含む): 417892608

約数和(自身を除く): 287301588

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, 310931, 621862, 932793, 1243724, 1554655, 1865586, 2176517, 3109310, 3731172, 4353034, 4663965, 6218620, 6529551, 8706068, 9327930, 10882585, 13059102, 18655860, 21765170, 26118204, 32647755, 43530340, 65295510, 130591020]

約数ペア:

[(1, 130591020), (2, 65295510), (3, 43530340), (4, 32647755), (5, 26118204), (6, 21765170), (7, 18655860), (10, 13059102), (12, 10882585), (14, 9327930), (15, 8706068), (20, 6529551), (21, 6218620), (28, 4663965), (30, 4353034), (35, 3731172), (42, 3109310), (60, 2176517), (70, 1865586), (84, 1554655), (105, 1243724), (140, 932793), (210, 621862), (420, 310931)]