155890680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6947}}^1$

素因数の和:6989

約数の個数: 128

約数和(自身を含む): 540276480

約数和(自身を除く): 384385800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 6947, 7480, 11220, 13894, 20841, 22440, 27788, 34735, 41682, 55576, 69470, 76417, 83364, 104205, 118099, 138940, 152834, 166728, 208410, 229251, 236198, 277880, 305668, 354297, 382085, 416820, 458502, 472396, 590495, 611336, 708594, 764170, 833640, 917004, 944792, 1146255, 1180990, 1299089, 1417188, 1528340, 1771485, 1834008, 2292510, 2361980, 2598178, 2834376, 3056680, 3542970, 3897267, 4585020, 4723960, 5196356, 6495445, 7085940, 7794534, 9170040, 10392712, 12990890, 14171880, 15589068, 19486335, 25981780, 31178136, 38972670, 51963560, 77945340, 155890680]

約数ペア:

[(1, 155890680), (2, 77945340), (3, 51963560), (4, 38972670), (5, 31178136), (6, 25981780), (8, 19486335), (10, 15589068), (11, 14171880), (12, 12990890), (15, 10392712), (17, 9170040), (20, 7794534), (22, 7085940), (24, 6495445), (30, 5196356), (33, 4723960), (34, 4585020), (40, 3897267), (44, 3542970), (51, 3056680), (55, 2834376), (60, 2598178), (66, 2361980), (68, 2292510), (85, 1834008), (88, 1771485), (102, 1528340), (110, 1417188), (120, 1299089), (132, 1180990), (136, 1146255), (165, 944792), (170, 917004), (187, 833640), (204, 764170), (220, 708594), (255, 611336), (264, 590495), (330, 472396), (340, 458502), (374, 416820), (408, 382085), (440, 354297), (510, 305668), (561, 277880), (660, 236198), (680, 229251), (748, 208410), (935, 166728), (1020, 152834), (1122, 138940), (1320, 118099), (1496, 104205), (1870, 83364), (2040, 76417), (2244, 69470), (2805, 55576), (3740, 41682), (4488, 34735), (5610, 27788), (6947, 22440), (7480, 20841), (11220, 13894)]