291917330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 570499200

約数和(自身を除く): 278581870

約数列:

[1, 2, 5, 10, 19, 38, 61, 89, 95, 122, 178, 190, 283, 305, 445, 566, 610, 890, 1159, 1415, 1691, 2318, 2830, 3382, 5377, 5429, 5795, 8455, 10754, 10858, 11590, 16910, 17263, 25187, 26885, 27145, 34526, 50374, 53770, 54290, 86315, 103151, 125935, 172630, 206302, 251870, 327997, 478553, 515755, 655994, 957106, 1031510, 1536407, 1639985, 2392765, 3072814, 3279970, 4785530, 7682035, 15364070, 29191733, 58383466, 145958665, 291917330]

約数ペア:

[(1, 291917330), (2, 145958665), (5, 58383466), (10, 29191733), (19, 15364070), (38, 7682035), (61, 4785530), (89, 3279970), (95, 3072814), (122, 2392765), (178, 1639985), (190, 1536407), (283, 1031510), (305, 957106), (445, 655994), (566, 515755), (610, 478553), (890, 327997), (1159, 251870), (1415, 206302), (1691, 172630), (2318, 125935), (2830, 103151), (3382, 86315), (5377, 54290), (5429, 53770), (5795, 50374), (8455, 34526), (10754, 27145), (10858, 26885), (11590, 25187), (16910, 17263)]