489394767616

素因数分解:

$2^8\times {\mathrm{409}}^1\times {\mathrm{461}}^1\times {\mathrm{10139}}^1$

素因数の和:11025

約数の個数: 72

約数和(自身を含む): 981487306800

約数和(自身を除く): 492092539184

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 409, 461, 818, 922, 1636, 1844, 3272, 3688, 6544, 7376, 10139, 13088, 14752, 20278, 26176, 29504, 40556, 52352, 59008, 81112, 104704, 118016, 162224, 188549, 324448, 377098, 648896, 754196, 1297792, 1508392, 2595584, 3016784, 4146851, 4674079, 6033568, 8293702, 9348158, 12067136, 16587404, 18696316, 24134272, 33174808, 37392632, 48268544, 66349616, 74785264, 132699232, 149570528, 265398464, 299141056, 530796928, 598282112, 1061593856, 1196564224, 1911698311, 3823396622, 7646793244, 15293586488, 30587172976, 61174345952, 122348691904, 244697383808, 489394767616]

約数ペア:

[(1, 489394767616), (2, 244697383808), (4, 122348691904), (8, 61174345952), (16, 30587172976), (32, 15293586488), (64, 7646793244), (128, 3823396622), (256, 1911698311), (409, 1196564224), (461, 1061593856), (818, 598282112), (922, 530796928), (1636, 299141056), (1844, 265398464), (3272, 149570528), (3688, 132699232), (6544, 74785264), (7376, 66349616), (10139, 48268544), (13088, 37392632), (14752, 33174808), (20278, 24134272), (26176, 18696316), (29504, 16587404), (40556, 12067136), (52352, 9348158), (59008, 8293702), (81112, 6033568), (104704, 4674079), (118016, 4146851), (162224, 3016784), (188549, 2595584), (324448, 1508392), (377098, 1297792), (648896, 754196)]