312551940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73369}}^1$

素因数の和:73452

約数の個数: 48

約数和(自身を含む): 887483520

約数和(自身を除く): 574931580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 73369, 146738, 220107, 293476, 366845, 440214, 733690, 880428, 1100535, 1467380, 2201070, 4402140, 5209199, 10418398, 15627597, 20836796, 26045995, 31255194, 52091990, 62510388, 78137985, 104183980, 156275970, 312551940]

約数ペア:

[(1, 312551940), (2, 156275970), (3, 104183980), (4, 78137985), (5, 62510388), (6, 52091990), (10, 31255194), (12, 26045995), (15, 20836796), (20, 15627597), (30, 10418398), (60, 5209199), (71, 4402140), (142, 2201070), (213, 1467380), (284, 1100535), (355, 880428), (426, 733690), (710, 440214), (852, 366845), (1065, 293476), (1420, 220107), (2130, 146738), (4260, 73369)]