821379576

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 2248992000

約数和(自身を除く): 1427612424

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 89, 111, 114, 148, 152, 178, 222, 228, 267, 296, 356, 444, 456, 534, 547, 703, 712, 888, 1068, 1094, 1406, 1641, 1691, 2109, 2136, 2188, 2812, 3282, 3293, 3382, 4218, 4376, 5073, 5624, 6564, 6586, 6764, 8436, 9879, 10146, 10393, 13128, 13172, 13528, 16872, 19758, 20239, 20292, 20786, 26344, 31179, 39516, 40478, 40584, 41572, 48683, 60717, 62358, 62567, 79032, 80956, 83144, 97366, 121434, 124716, 125134, 146049, 161912, 187701, 194732, 242868, 249432, 250268, 292098, 375402, 384541, 389464, 485736, 500536, 584196, 750804, 769082, 924977, 1153623, 1168392, 1501608, 1538164, 1801271, 1849954, 2307246, 2774931, 3076328, 3602542, 3699908, 4614492, 5403813, 5549862, 7205084, 7399816, 9228984, 10807626, 11099724, 14410168, 21615252, 22199448, 34224149, 43230504, 68448298, 102672447, 136896596, 205344894, 273793192, 410689788, 821379576]

約数ペア:

[(1, 821379576), (2, 410689788), (3, 273793192), (4, 205344894), (6, 136896596), (8, 102672447), (12, 68448298), (19, 43230504), (24, 34224149), (37, 22199448), (38, 21615252), (57, 14410168), (74, 11099724), (76, 10807626), (89, 9228984), (111, 7399816), (114, 7205084), (148, 5549862), (152, 5403813), (178, 4614492), (222, 3699908), (228, 3602542), (267, 3076328), (296, 2774931), (356, 2307246), (444, 1849954), (456, 1801271), (534, 1538164), (547, 1501608), (703, 1168392), (712, 1153623), (888, 924977), (1068, 769082), (1094, 750804), (1406, 584196), (1641, 500536), (1691, 485736), (2109, 389464), (2136, 384541), (2188, 375402), (2812, 292098), (3282, 250268), (3293, 249432), (3382, 242868), (4218, 194732), (4376, 187701), (5073, 161912), (5624, 146049), (6564, 125134), (6586, 124716), (6764, 121434), (8436, 97366), (9879, 83144), (10146, 80956), (10393, 79032), (13128, 62567), (13172, 62358), (13528, 60717), (16872, 48683), (19758, 41572), (20239, 40584), (20292, 40478), (20786, 39516), (26344, 31179)]