31708680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 95860800

約数和(自身を除く): 64152120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 1901, 2085, 2780, 3336, 3802, 4170, 5560, 5703, 7604, 8340, 9505, 11406, 15208, 16680, 19010, 22812, 28515, 38020, 45624, 57030, 76040, 114060, 228120, 264239, 528478, 792717, 1056956, 1321195, 1585434, 2113912, 2642390, 3170868, 3963585, 5284780, 6341736, 7927170, 10569560, 15854340, 31708680]

約数ペア:

[(1, 31708680), (2, 15854340), (3, 10569560), (4, 7927170), (5, 6341736), (6, 5284780), (8, 3963585), (10, 3170868), (12, 2642390), (15, 2113912), (20, 1585434), (24, 1321195), (30, 1056956), (40, 792717), (60, 528478), (120, 264239), (139, 228120), (278, 114060), (417, 76040), (556, 57030), (695, 45624), (834, 38020), (1112, 28515), (1390, 22812), (1668, 19010), (1901, 16680), (2085, 15208), (2780, 11406), (3336, 9505), (3802, 8340), (4170, 7604), (5560, 5703)]