2786228200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{401}}^1\times {\mathrm{709}}^1$

素因数の和:1140

約数の個数: 144

約数和(自身を含む): 7565057100

約数和(自身を除く): 4778828900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 401, 490, 700, 709, 802, 980, 1225, 1400, 1418, 1604, 1960, 2005, 2450, 2807, 2836, 3208, 3545, 4010, 4900, 4963, 5614, 5672, 7090, 8020, 9800, 9926, 10025, 11228, 14035, 14180, 16040, 17725, 19649, 19852, 20050, 22456, 24815, 28070, 28360, 34741, 35450, 39298, 39704, 40100, 49630, 56140, 69482, 70175, 70900, 78596, 80200, 98245, 99260, 112280, 124075, 138964, 140350, 141800, 157192, 173705, 196490, 198520, 248150, 277928, 280700, 284309, 347410, 392980, 491225, 496300, 561400, 568618, 694820, 785960, 868525, 982450, 992600, 1137236, 1389640, 1421545, 1737050, 1964900, 1990163, 2274472, 2843090, 3474100, 3929800, 3980326, 5686180, 6948200, 7107725, 7960652, 9950815, 11372360, 13931141, 14215450, 15921304, 19901630, 27862282, 28430900, 39803260, 49754075, 55724564, 56861800, 69655705, 79606520, 99508150, 111449128, 139311410, 199016300, 278622820, 348278525, 398032600, 557245640, 696557050, 1393114100, 2786228200]

約数ペア:

[(1, 2786228200), (2, 1393114100), (4, 696557050), (5, 557245640), (7, 398032600), (8, 348278525), (10, 278622820), (14, 199016300), (20, 139311410), (25, 111449128), (28, 99508150), (35, 79606520), (40, 69655705), (49, 56861800), (50, 55724564), (56, 49754075), (70, 39803260), (98, 28430900), (100, 27862282), (140, 19901630), (175, 15921304), (196, 14215450), (200, 13931141), (245, 11372360), (280, 9950815), (350, 7960652), (392, 7107725), (401, 6948200), (490, 5686180), (700, 3980326), (709, 3929800), (802, 3474100), (980, 2843090), (1225, 2274472), (1400, 1990163), (1418, 1964900), (1604, 1737050), (1960, 1421545), (2005, 1389640), (2450, 1137236), (2807, 992600), (2836, 982450), (3208, 868525), (3545, 785960), (4010, 694820), (4900, 568618), (4963, 561400), (5614, 496300), (5672, 491225), (7090, 392980), (8020, 347410), (9800, 284309), (9926, 280700), (10025, 277928), (11228, 248150), (14035, 198520), (14180, 196490), (16040, 173705), (17725, 157192), (19649, 141800), (19852, 140350), (20050, 138964), (22456, 124075), (24815, 112280), (28070, 99260), (28360, 98245), (34741, 80200), (35450, 78596), (39298, 70900), (39704, 70175), (40100, 69482), (49630, 56140)]