2016121905

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:864

約数の個数: 144

約数和(自身を含む): 4313509200

約数和(自身を除く): 2297387295

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 41, 45, 49, 63, 87, 105, 123, 145, 147, 203, 205, 245, 261, 287, 315, 369, 435, 441, 609, 615, 735, 769, 861, 1015, 1189, 1305, 1421, 1435, 1827, 1845, 2009, 2205, 2307, 2583, 3045, 3567, 3845, 4263, 4305, 5383, 5945, 6027, 6921, 7105, 8323, 9135, 10045, 10701, 11535, 12789, 12915, 16149, 17835, 18081, 21315, 22301, 24969, 26915, 30135, 31529, 34605, 37681, 41615, 48447, 53505, 58261, 63945, 66903, 74907, 80745, 90405, 94587, 111505, 113043, 124845, 156107, 157645, 174783, 188405, 200709, 220703, 242235, 283761, 291305, 334515, 339129, 374535, 468321, 472935, 524349, 565215, 662109, 780535, 873915, 914341, 1003545, 1092749, 1103515, 1404963, 1418805, 1544921, 1695645, 1986327, 2341605, 2621745, 2743023, 3278247, 3310545, 4571705, 4634763, 5463745, 6400387, 7024815, 7724605, 8229069, 9834741, 9931635, 13715115, 13904289, 16391235, 19201161, 23173815, 32001935, 41145345, 44802709, 49173705, 57603483, 69521445, 96005805, 134408127, 224013545, 288017415, 403224381, 672040635, 2016121905]

約数ペア:

[(1, 2016121905), (3, 672040635), (5, 403224381), (7, 288017415), (9, 224013545), (15, 134408127), (21, 96005805), (29, 69521445), (35, 57603483), (41, 49173705), (45, 44802709), (49, 41145345), (63, 32001935), (87, 23173815), (105, 19201161), (123, 16391235), (145, 13904289), (147, 13715115), (203, 9931635), (205, 9834741), (245, 8229069), (261, 7724605), (287, 7024815), (315, 6400387), (369, 5463745), (435, 4634763), (441, 4571705), (609, 3310545), (615, 3278247), (735, 2743023), (769, 2621745), (861, 2341605), (1015, 1986327), (1189, 1695645), (1305, 1544921), (1421, 1418805), (1435, 1404963), (1827, 1103515), (1845, 1092749), (2009, 1003545), (2205, 914341), (2307, 873915), (2583, 780535), (3045, 662109), (3567, 565215), (3845, 524349), (4263, 472935), (4305, 468321), (5383, 374535), (5945, 339129), (6027, 334515), (6921, 291305), (7105, 283761), (8323, 242235), (9135, 220703), (10045, 200709), (10701, 188405), (11535, 174783), (12789, 157645), (12915, 156107), (16149, 124845), (17835, 113043), (18081, 111505), (21315, 94587), (22301, 90405), (24969, 80745), (26915, 74907), (30135, 66903), (31529, 63945), (34605, 58261), (37681, 53505), (41615, 48447)]