81598020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8447}}^1$

素因数の和:8489

約数の個数: 96

約数和(自身を含む): 272498688

約数和(自身を除く): 190900668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 8447, 9660, 16894, 25341, 33788, 42235, 50682, 59129, 84470, 101364, 118258, 126705, 168940, 177387, 194281, 236516, 253410, 295645, 354774, 388562, 506820, 582843, 591290, 709548, 777124, 886935, 971405, 1165686, 1182580, 1359967, 1773870, 1942810, 2331372, 2719934, 2914215, 3547740, 3885620, 4079901, 5439868, 5828430, 6799835, 8159802, 11656860, 13599670, 16319604, 20399505, 27199340, 40799010, 81598020]

約数ペア:

[(1, 81598020), (2, 40799010), (3, 27199340), (4, 20399505), (5, 16319604), (6, 13599670), (7, 11656860), (10, 8159802), (12, 6799835), (14, 5828430), (15, 5439868), (20, 4079901), (21, 3885620), (23, 3547740), (28, 2914215), (30, 2719934), (35, 2331372), (42, 1942810), (46, 1773870), (60, 1359967), (69, 1182580), (70, 1165686), (84, 971405), (92, 886935), (105, 777124), (115, 709548), (138, 591290), (140, 582843), (161, 506820), (210, 388562), (230, 354774), (276, 295645), (322, 253410), (345, 236516), (420, 194281), (460, 177387), (483, 168940), (644, 126705), (690, 118258), (805, 101364), (966, 84470), (1380, 59129), (1610, 50682), (1932, 42235), (2415, 33788), (3220, 25341), (4830, 16894), (8447, 9660)]