28619360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 88833024

約数和(自身を除く): 60213664

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 101, 110, 112, 115, 140, 154, 160, 161, 176, 184, 202, 220, 224, 230, 253, 280, 308, 322, 352, 368, 385, 404, 440, 460, 505, 506, 560, 616, 644, 707, 736, 770, 805, 808, 880, 920, 1010, 1012, 1111, 1120, 1232, 1265, 1288, 1414, 1540, 1610, 1616, 1760, 1771, 1840, 2020, 2024, 2222, 2323, 2464, 2530, 2576, 2828, 3080, 3220, 3232, 3535, 3542, 3680, 4040, 4048, 4444, 4646, 5060, 5152, 5555, 5656, 6160, 6440, 7070, 7084, 7777, 8080, 8096, 8855, 8888, 9292, 10120, 11110, 11312, 11615, 12320, 12880, 14140, 14168, 15554, 16160, 16261, 17710, 17776, 18584, 20240, 22220, 22624, 23230, 25553, 25760, 28280, 28336, 31108, 32522, 35420, 35552, 37168, 38885, 40480, 44440, 46460, 51106, 56560, 56672, 62216, 65044, 70840, 74336, 77770, 81305, 88880, 92920, 102212, 113120, 124432, 127765, 130088, 141680, 155540, 162610, 177760, 178871, 185840, 204424, 248864, 255530, 260176, 283360, 311080, 325220, 357742, 371680, 408848, 511060, 520352, 622160, 650440, 715484, 817696, 894355, 1022120, 1244320, 1300880, 1430968, 1788710, 2044240, 2601760, 2861936, 3577420, 4088480, 5723872, 7154840, 14309680, 28619360]

約数ペア:

[(1, 28619360), (2, 14309680), (4, 7154840), (5, 5723872), (7, 4088480), (8, 3577420), (10, 2861936), (11, 2601760), (14, 2044240), (16, 1788710), (20, 1430968), (22, 1300880), (23, 1244320), (28, 1022120), (32, 894355), (35, 817696), (40, 715484), (44, 650440), (46, 622160), (55, 520352), (56, 511060), (70, 408848), (77, 371680), (80, 357742), (88, 325220), (92, 311080), (101, 283360), (110, 260176), (112, 255530), (115, 248864), (140, 204424), (154, 185840), (160, 178871), (161, 177760), (176, 162610), (184, 155540), (202, 141680), (220, 130088), (224, 127765), (230, 124432), (253, 113120), (280, 102212), (308, 92920), (322, 88880), (352, 81305), (368, 77770), (385, 74336), (404, 70840), (440, 65044), (460, 62216), (505, 56672), (506, 56560), (560, 51106), (616, 46460), (644, 44440), (707, 40480), (736, 38885), (770, 37168), (805, 35552), (808, 35420), (880, 32522), (920, 31108), (1010, 28336), (1012, 28280), (1111, 25760), (1120, 25553), (1232, 23230), (1265, 22624), (1288, 22220), (1414, 20240), (1540, 18584), (1610, 17776), (1616, 17710), (1760, 16261), (1771, 16160), (1840, 15554), (2020, 14168), (2024, 14140), (2222, 12880), (2323, 12320), (2464, 11615), (2530, 11312), (2576, 11110), (2828, 10120), (3080, 9292), (3220, 8888), (3232, 8855), (3535, 8096), (3542, 8080), (3680, 7777), (4040, 7084), (4048, 7070), (4444, 6440), (4646, 6160), (5060, 5656), (5152, 5555)]