1721616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 80

約数和(自身を含む): 4999680

約数和(自身を除く): 3278064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 89, 93, 104, 124, 156, 178, 186, 208, 248, 267, 312, 356, 372, 403, 496, 534, 624, 712, 744, 806, 1068, 1157, 1209, 1424, 1488, 1612, 2136, 2314, 2418, 2759, 3224, 3471, 4272, 4628, 4836, 5518, 6448, 6942, 8277, 9256, 9672, 11036, 13884, 16554, 18512, 19344, 22072, 27768, 33108, 35867, 44144, 55536, 66216, 71734, 107601, 132432, 143468, 215202, 286936, 430404, 573872, 860808, 1721616]

約数ペア:

[(1, 1721616), (2, 860808), (3, 573872), (4, 430404), (6, 286936), (8, 215202), (12, 143468), (13, 132432), (16, 107601), (24, 71734), (26, 66216), (31, 55536), (39, 44144), (48, 35867), (52, 33108), (62, 27768), (78, 22072), (89, 19344), (93, 18512), (104, 16554), (124, 13884), (156, 11036), (178, 9672), (186, 9256), (208, 8277), (248, 6942), (267, 6448), (312, 5518), (356, 4836), (372, 4628), (403, 4272), (496, 3471), (534, 3224), (624, 2759), (712, 2418), (744, 2314), (806, 2136), (1068, 1612), (1157, 1488), (1209, 1424)]