155864790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1379

約数の個数: 128

約数和(自身を含む): 456883200

約数和(自身を除く): 301018410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 27, 30, 38, 45, 46, 54, 57, 69, 90, 95, 114, 115, 135, 138, 171, 190, 207, 230, 270, 285, 342, 345, 414, 437, 513, 570, 621, 690, 855, 874, 1026, 1035, 1242, 1311, 1321, 1710, 2070, 2185, 2565, 2622, 2642, 3105, 3933, 3963, 4370, 5130, 6210, 6555, 6605, 7866, 7926, 11799, 11889, 13110, 13210, 19665, 19815, 23598, 23778, 25099, 30383, 35667, 39330, 39630, 50198, 58995, 59445, 60766, 71334, 75297, 91149, 117990, 118890, 125495, 150594, 151915, 178335, 182298, 225891, 250990, 273447, 303830, 356670, 376485, 451782, 455745, 546894, 577277, 677673, 752970, 820341, 911490, 1129455, 1154554, 1355346, 1367235, 1640682, 1731831, 2258910, 2734470, 2886385, 3388365, 3463662, 4101705, 5195493, 5772770, 6776730, 8203410, 8659155, 10390986, 15586479, 17318310, 25977465, 31172958, 51954930, 77932395, 155864790]

約数ペア:

[(1, 155864790), (2, 77932395), (3, 51954930), (5, 31172958), (6, 25977465), (9, 17318310), (10, 15586479), (15, 10390986), (18, 8659155), (19, 8203410), (23, 6776730), (27, 5772770), (30, 5195493), (38, 4101705), (45, 3463662), (46, 3388365), (54, 2886385), (57, 2734470), (69, 2258910), (90, 1731831), (95, 1640682), (114, 1367235), (115, 1355346), (135, 1154554), (138, 1129455), (171, 911490), (190, 820341), (207, 752970), (230, 677673), (270, 577277), (285, 546894), (342, 455745), (345, 451782), (414, 376485), (437, 356670), (513, 303830), (570, 273447), (621, 250990), (690, 225891), (855, 182298), (874, 178335), (1026, 151915), (1035, 150594), (1242, 125495), (1311, 118890), (1321, 117990), (1710, 91149), (2070, 75297), (2185, 71334), (2565, 60766), (2622, 59445), (2642, 58995), (3105, 50198), (3933, 39630), (3963, 39330), (4370, 35667), (5130, 30383), (6210, 25099), (6555, 23778), (6605, 23598), (7866, 19815), (7926, 19665), (11799, 13210), (11889, 13110)]