721473408

素因数分解:

$2^7\times 3^2\times {\mathrm{283}}^1\times {\mathrm{2213}}^1$

素因数の和:2516

約数の個数: 96

約数和(自身を含む): 2084392440

約数和(自身を除く): 1362919032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 283, 288, 384, 566, 576, 849, 1132, 1152, 1698, 2213, 2264, 2547, 3396, 4426, 4528, 5094, 6639, 6792, 8852, 9056, 10188, 13278, 13584, 17704, 18112, 19917, 20376, 26556, 27168, 35408, 36224, 39834, 40752, 53112, 54336, 70816, 79668, 81504, 106224, 108672, 141632, 159336, 163008, 212448, 283264, 318672, 326016, 424896, 626279, 637344, 849792, 1252558, 1274688, 1878837, 2505116, 2549376, 3757674, 5010232, 5636511, 7515348, 10020464, 11273022, 15030696, 20040928, 22546044, 30061392, 40081856, 45092088, 60122784, 80163712, 90184176, 120245568, 180368352, 240491136, 360736704, 721473408]

約数ペア:

[(1, 721473408), (2, 360736704), (3, 240491136), (4, 180368352), (6, 120245568), (8, 90184176), (9, 80163712), (12, 60122784), (16, 45092088), (18, 40081856), (24, 30061392), (32, 22546044), (36, 20040928), (48, 15030696), (64, 11273022), (72, 10020464), (96, 7515348), (128, 5636511), (144, 5010232), (192, 3757674), (283, 2549376), (288, 2505116), (384, 1878837), (566, 1274688), (576, 1252558), (849, 849792), (1132, 637344), (1152, 626279), (1698, 424896), (2213, 326016), (2264, 318672), (2547, 283264), (3396, 212448), (4426, 163008), (4528, 159336), (5094, 141632), (6639, 108672), (6792, 106224), (8852, 81504), (9056, 79668), (10188, 70816), (13278, 54336), (13584, 53112), (17704, 40752), (18112, 39834), (19917, 36224), (20376, 35408), (26556, 27168)]