148922960

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30517}}^1$

素因数の和:30591

約数の個数: 40

約数和(自身を含む): 351933576

約数和(自身を除く): 203010616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 30517, 61034, 122068, 152585, 244136, 305170, 488272, 610340, 1220680, 1861537, 2441360, 3723074, 7446148, 9307685, 14892296, 18615370, 29784592, 37230740, 74461480, 148922960]

約数ペア:

[(1, 148922960), (2, 74461480), (4, 37230740), (5, 29784592), (8, 18615370), (10, 14892296), (16, 9307685), (20, 7446148), (40, 3723074), (61, 2441360), (80, 1861537), (122, 1220680), (244, 610340), (305, 488272), (488, 305170), (610, 244136), (976, 152585), (1220, 122068), (2440, 61034), (4880, 30517)]