645325056

素因数分解:

$2^8\times 3^4\times {\mathrm{31121}}^1$

素因数の和:31149

約数の個数: 90

約数和(自身を含む): 1924304382

約数和(自身を除く): 1278979326

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 5184, 6912, 10368, 20736, 31121, 62242, 93363, 124484, 186726, 248968, 280089, 373452, 497936, 560178, 746904, 840267, 995872, 1120356, 1493808, 1680534, 1991744, 2240712, 2520801, 2987616, 3361068, 3983488, 4481424, 5041602, 5975232, 6722136, 7966976, 8962848, 10083204, 11950464, 13444272, 17925696, 20166408, 23900928, 26888544, 35851392, 40332816, 53777088, 71702784, 80665632, 107554176, 161331264, 215108352, 322662528, 645325056]

約数ペア:

[(1, 645325056), (2, 322662528), (3, 215108352), (4, 161331264), (6, 107554176), (8, 80665632), (9, 71702784), (12, 53777088), (16, 40332816), (18, 35851392), (24, 26888544), (27, 23900928), (32, 20166408), (36, 17925696), (48, 13444272), (54, 11950464), (64, 10083204), (72, 8962848), (81, 7966976), (96, 6722136), (108, 5975232), (128, 5041602), (144, 4481424), (162, 3983488), (192, 3361068), (216, 2987616), (256, 2520801), (288, 2240712), (324, 1991744), (384, 1680534), (432, 1493808), (576, 1120356), (648, 995872), (768, 840267), (864, 746904), (1152, 560178), (1296, 497936), (1728, 373452), (2304, 280089), (2592, 248968), (3456, 186726), (5184, 124484), (6912, 93363), (10368, 62242), (20736, 31121)]