257847300

素因数分解:

$2^2\times 3^9\times 5^2\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 180

約数和(自身を含む): 845685456

約数和(自身を除く): 587838156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 131, 135, 150, 162, 180, 225, 243, 262, 270, 300, 324, 393, 405, 450, 486, 524, 540, 655, 675, 729, 786, 810, 900, 972, 1179, 1215, 1310, 1350, 1458, 1572, 1620, 1965, 2025, 2187, 2358, 2430, 2620, 2700, 2916, 3275, 3537, 3645, 3930, 4050, 4374, 4716, 4860, 5895, 6075, 6550, 6561, 7074, 7290, 7860, 8100, 8748, 9825, 10611, 10935, 11790, 12150, 13100, 13122, 14148, 14580, 17685, 18225, 19650, 19683, 21222, 21870, 23580, 24300, 26244, 29475, 31833, 32805, 35370, 36450, 39300, 39366, 42444, 43740, 53055, 54675, 58950, 63666, 65610, 70740, 72900, 78732, 88425, 95499, 98415, 106110, 109350, 117900, 127332, 131220, 159165, 164025, 176850, 190998, 196830, 212220, 218700, 265275, 286497, 318330, 328050, 353700, 381996, 393660, 477495, 492075, 530550, 572994, 636660, 656100, 795825, 859491, 954990, 984150, 1061100, 1145988, 1432485, 1591650, 1718982, 1909980, 1968300, 2387475, 2578473, 2864970, 3183300, 3437964, 4297455, 4774950, 5156946, 5729940, 7162425, 8594910, 9549900, 10313892, 12892365, 14324850, 17189820, 21487275, 25784730, 28649700, 42974550, 51569460, 64461825, 85949100, 128923650, 257847300]

約数ペア:

[(1, 257847300), (2, 128923650), (3, 85949100), (4, 64461825), (5, 51569460), (6, 42974550), (9, 28649700), (10, 25784730), (12, 21487275), (15, 17189820), (18, 14324850), (20, 12892365), (25, 10313892), (27, 9549900), (30, 8594910), (36, 7162425), (45, 5729940), (50, 5156946), (54, 4774950), (60, 4297455), (75, 3437964), (81, 3183300), (90, 2864970), (100, 2578473), (108, 2387475), (131, 1968300), (135, 1909980), (150, 1718982), (162, 1591650), (180, 1432485), (225, 1145988), (243, 1061100), (262, 984150), (270, 954990), (300, 859491), (324, 795825), (393, 656100), (405, 636660), (450, 572994), (486, 530550), (524, 492075), (540, 477495), (655, 393660), (675, 381996), (729, 353700), (786, 328050), (810, 318330), (900, 286497), (972, 265275), (1179, 218700), (1215, 212220), (1310, 196830), (1350, 190998), (1458, 176850), (1572, 164025), (1620, 159165), (1965, 131220), (2025, 127332), (2187, 117900), (2358, 109350), (2430, 106110), (2620, 98415), (2700, 95499), (2916, 88425), (3275, 78732), (3537, 72900), (3645, 70740), (3930, 65610), (4050, 63666), (4374, 58950), (4716, 54675), (4860, 53055), (5895, 43740), (6075, 42444), (6550, 39366), (6561, 39300), (7074, 36450), (7290, 35370), (7860, 32805), (8100, 31833), (8748, 29475), (9825, 26244), (10611, 24300), (10935, 23580), (11790, 21870), (12150, 21222), (13100, 19683), (13122, 19650), (14148, 18225), (14580, 17685)]