251568072

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 802560000

約数和(自身を除く): 550991928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 379, 439, 504, 756, 758, 878, 1137, 1317, 1512, 1516, 1756, 2274, 2634, 2653, 3032, 3073, 3411, 3512, 3951, 4548, 5268, 5306, 6146, 6822, 7902, 7959, 9096, 9219, 10233, 10536, 10612, 11853, 12292, 13644, 15804, 15918, 18438, 20466, 21224, 23706, 23877, 24584, 27288, 27657, 31608, 31836, 36876, 40932, 47412, 47754, 55314, 63672, 71631, 73752, 81864, 82971, 94824, 95508, 110628, 143262, 165942, 166381, 191016, 221256, 286524, 331884, 332762, 499143, 573048, 663768, 665524, 998286, 1164667, 1331048, 1497429, 1996572, 2329334, 2994858, 3494001, 3993144, 4492287, 4658668, 5989716, 6988002, 8984574, 9317336, 10482003, 11979432, 13976004, 17969148, 20964006, 27952008, 31446009, 35938296, 41928012, 62892018, 83856024, 125784036, 251568072]

約数ペア:

[(1, 251568072), (2, 125784036), (3, 83856024), (4, 62892018), (6, 41928012), (7, 35938296), (8, 31446009), (9, 27952008), (12, 20964006), (14, 17969148), (18, 13976004), (21, 11979432), (24, 10482003), (27, 9317336), (28, 8984574), (36, 6988002), (42, 5989716), (54, 4658668), (56, 4492287), (63, 3993144), (72, 3494001), (84, 2994858), (108, 2329334), (126, 1996572), (168, 1497429), (189, 1331048), (216, 1164667), (252, 998286), (378, 665524), (379, 663768), (439, 573048), (504, 499143), (756, 332762), (758, 331884), (878, 286524), (1137, 221256), (1317, 191016), (1512, 166381), (1516, 165942), (1756, 143262), (2274, 110628), (2634, 95508), (2653, 94824), (3032, 82971), (3073, 81864), (3411, 73752), (3512, 71631), (3951, 63672), (4548, 55314), (5268, 47754), (5306, 47412), (6146, 40932), (6822, 36876), (7902, 31836), (7959, 31608), (9096, 27657), (9219, 27288), (10233, 24584), (10536, 23877), (10612, 23706), (11853, 21224), (12292, 20466), (13644, 18438), (15804, 15918)]