61822960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 153338400

約数和(自身を除く): 91515440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 457, 712, 760, 890, 914, 1424, 1520, 1691, 1780, 1828, 2285, 3382, 3560, 3656, 4570, 6764, 7120, 7312, 8455, 8683, 9140, 13528, 16910, 17366, 18280, 27056, 33820, 34732, 36560, 40673, 43415, 67640, 69464, 81346, 86830, 135280, 138928, 162692, 173660, 203365, 325384, 347320, 406730, 650768, 694640, 772787, 813460, 1545574, 1626920, 3091148, 3253840, 3863935, 6182296, 7727870, 12364592, 15455740, 30911480, 61822960]

約数ペア:

[(1, 61822960), (2, 30911480), (4, 15455740), (5, 12364592), (8, 7727870), (10, 6182296), (16, 3863935), (19, 3253840), (20, 3091148), (38, 1626920), (40, 1545574), (76, 813460), (80, 772787), (89, 694640), (95, 650768), (152, 406730), (178, 347320), (190, 325384), (304, 203365), (356, 173660), (380, 162692), (445, 138928), (457, 135280), (712, 86830), (760, 81346), (890, 69464), (914, 67640), (1424, 43415), (1520, 40673), (1691, 36560), (1780, 34732), (1828, 33820), (2285, 27056), (3382, 18280), (3560, 17366), (3656, 16910), (4570, 13528), (6764, 9140), (7120, 8683), (7312, 8455)]