8868780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1699}}^1$

素因数の和:1743

約数の個数: 72

約数和(自身を含む): 27846000

約数和(自身を除く): 18977220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1699, 1740, 2610, 3398, 5097, 5220, 6796, 8495, 10194, 15291, 16990, 20388, 25485, 30582, 33980, 49271, 50970, 61164, 76455, 98542, 101940, 147813, 152910, 197084, 246355, 295626, 305820, 443439, 492710, 591252, 739065, 886878, 985420, 1478130, 1773756, 2217195, 2956260, 4434390, 8868780]

約数ペア:

[(1, 8868780), (2, 4434390), (3, 2956260), (4, 2217195), (5, 1773756), (6, 1478130), (9, 985420), (10, 886878), (12, 739065), (15, 591252), (18, 492710), (20, 443439), (29, 305820), (30, 295626), (36, 246355), (45, 197084), (58, 152910), (60, 147813), (87, 101940), (90, 98542), (116, 76455), (145, 61164), (174, 50970), (180, 49271), (261, 33980), (290, 30582), (348, 25485), (435, 20388), (522, 16990), (580, 15291), (870, 10194), (1044, 8495), (1305, 6796), (1699, 5220), (1740, 5097), (2610, 3398)]