16804520180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1\times {\mathrm{1979}}^1$

素因数の和:2589

約数の個数: 96

約数和(自身を含む): 40747069440

約数和(自身を除く): 23942549260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 463, 524, 655, 917, 926, 1310, 1834, 1852, 1979, 2315, 2620, 3241, 3668, 3958, 4585, 4630, 6482, 7916, 9170, 9260, 9895, 12964, 13853, 16205, 18340, 19790, 27706, 32410, 39580, 55412, 60653, 64820, 69265, 121306, 138530, 242612, 259249, 277060, 303265, 424571, 518498, 606530, 849142, 916277, 1036996, 1213060, 1296245, 1698284, 1814743, 1832554, 2122855, 2592490, 3629486, 3665108, 4245710, 4581385, 5184980, 6413939, 7258972, 8491420, 9073715, 9162770, 12827878, 18147430, 18325540, 25655756, 32069695, 36294860, 64139390, 120032287, 128278780, 240064574, 480129148, 600161435, 840226009, 1200322870, 1680452018, 2400645740, 3360904036, 4201130045, 8402260090, 16804520180]

約数ペア:

[(1, 16804520180), (2, 8402260090), (4, 4201130045), (5, 3360904036), (7, 2400645740), (10, 1680452018), (14, 1200322870), (20, 840226009), (28, 600161435), (35, 480129148), (70, 240064574), (131, 128278780), (140, 120032287), (262, 64139390), (463, 36294860), (524, 32069695), (655, 25655756), (917, 18325540), (926, 18147430), (1310, 12827878), (1834, 9162770), (1852, 9073715), (1979, 8491420), (2315, 7258972), (2620, 6413939), (3241, 5184980), (3668, 4581385), (3958, 4245710), (4585, 3665108), (4630, 3629486), (6482, 2592490), (7916, 2122855), (9170, 1832554), (9260, 1814743), (9895, 1698284), (12964, 1296245), (13853, 1213060), (16205, 1036996), (18340, 916277), (19790, 849142), (27706, 606530), (32410, 518498), (39580, 424571), (55412, 303265), (60653, 277060), (64820, 259249), (69265, 242612), (121306, 138530)]