28305386480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{3889}}^1$

素因数の和:4267

約数の個数: 160

約数和(自身を含む): 77308801920

約数和(自身を除く): 49003415440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 317, 328, 410, 560, 574, 634, 656, 820, 1148, 1268, 1435, 1585, 1640, 2219, 2296, 2536, 2870, 3170, 3280, 3889, 4438, 4592, 5072, 5740, 6340, 7778, 8876, 11095, 11480, 12680, 12997, 15556, 17752, 19445, 22190, 22960, 25360, 25994, 27223, 31112, 35504, 38890, 44380, 51988, 54446, 62224, 64985, 77780, 88760, 90979, 103976, 108892, 129970, 136115, 155560, 159449, 177520, 181958, 207952, 217784, 259940, 272230, 311120, 318898, 363916, 435568, 454895, 519880, 544460, 637796, 727832, 797245, 909790, 1039760, 1088920, 1116143, 1232813, 1275592, 1455664, 1594490, 1819580, 2177840, 2232286, 2465626, 2551184, 3188980, 3639160, 4464572, 4931252, 5580715, 6164065, 6377960, 7278320, 8629691, 8929144, 9862504, 11161430, 12328130, 12755920, 17259382, 17858288, 19725008, 22322860, 24656260, 34518764, 43148455, 44645720, 49312520, 50545333, 69037528, 86296910, 89291440, 98625040, 101090666, 138075056, 172593820, 202181332, 252726665, 345187640, 353817331, 404362664, 505453330, 690375280, 707634662, 808725328, 1010906660, 1415269324, 1769086655, 2021813320, 2830538648, 3538173310, 4043626640, 5661077296, 7076346620, 14152693240, 28305386480]

約数ペア:

[(1, 28305386480), (2, 14152693240), (4, 7076346620), (5, 5661077296), (7, 4043626640), (8, 3538173310), (10, 2830538648), (14, 2021813320), (16, 1769086655), (20, 1415269324), (28, 1010906660), (35, 808725328), (40, 707634662), (41, 690375280), (56, 505453330), (70, 404362664), (80, 353817331), (82, 345187640), (112, 252726665), (140, 202181332), (164, 172593820), (205, 138075056), (280, 101090666), (287, 98625040), (317, 89291440), (328, 86296910), (410, 69037528), (560, 50545333), (574, 49312520), (634, 44645720), (656, 43148455), (820, 34518764), (1148, 24656260), (1268, 22322860), (1435, 19725008), (1585, 17858288), (1640, 17259382), (2219, 12755920), (2296, 12328130), (2536, 11161430), (2870, 9862504), (3170, 8929144), (3280, 8629691), (3889, 7278320), (4438, 6377960), (4592, 6164065), (5072, 5580715), (5740, 4931252), (6340, 4464572), (7778, 3639160), (8876, 3188980), (11095, 2551184), (11480, 2465626), (12680, 2232286), (12997, 2177840), (15556, 1819580), (17752, 1594490), (19445, 1455664), (22190, 1275592), (22960, 1232813), (25360, 1116143), (25994, 1088920), (27223, 1039760), (31112, 909790), (35504, 797245), (38890, 727832), (44380, 637796), (51988, 544460), (54446, 519880), (62224, 454895), (64985, 435568), (77780, 363916), (88760, 318898), (90979, 311120), (103976, 272230), (108892, 259940), (129970, 217784), (136115, 207952), (155560, 181958), (159449, 177520)]