28464660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 288

約数和(自身を含む): 110073600

約数和(自身を除く): 81608940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 29, 30, 35, 36, 38, 41, 42, 45, 57, 58, 60, 63, 70, 76, 82, 84, 87, 90, 95, 105, 114, 116, 123, 126, 133, 140, 145, 164, 171, 174, 180, 190, 203, 205, 210, 228, 246, 252, 261, 266, 285, 287, 290, 315, 342, 348, 369, 380, 399, 406, 410, 420, 435, 492, 522, 532, 551, 570, 574, 580, 609, 615, 630, 665, 684, 738, 779, 798, 812, 820, 855, 861, 870, 1015, 1044, 1102, 1140, 1148, 1189, 1197, 1218, 1230, 1260, 1305, 1330, 1435, 1476, 1558, 1596, 1653, 1710, 1722, 1740, 1827, 1845, 1995, 2030, 2204, 2337, 2378, 2394, 2436, 2460, 2583, 2610, 2660, 2755, 2870, 3045, 3116, 3306, 3420, 3444, 3567, 3654, 3690, 3857, 3895, 3990, 4060, 4305, 4674, 4756, 4788, 4959, 5166, 5220, 5453, 5510, 5740, 5945, 5985, 6090, 6612, 7011, 7134, 7308, 7380, 7714, 7790, 7980, 8265, 8323, 8610, 9135, 9348, 9918, 10332, 10701, 10906, 11020, 11571, 11685, 11890, 11970, 12180, 12915, 14022, 14268, 15428, 15580, 16359, 16530, 16646, 17220, 17835, 18270, 19285, 19836, 21402, 21812, 22591, 23142, 23370, 23780, 23940, 24795, 24969, 25830, 27265, 28044, 32718, 33060, 33292, 34713, 35055, 35670, 36540, 38570, 41615, 42804, 45182, 46284, 46740, 49077, 49590, 49938, 51660, 53505, 54530, 57855, 65436, 67773, 69426, 70110, 71340, 74907, 77140, 81795, 83230, 90364, 98154, 99180, 99876, 107010, 109060, 112955, 115710, 124845, 135546, 138852, 140220, 149814, 158137, 163590, 166460, 173565, 196308, 203319, 214020, 225910, 231420, 245385, 249690, 271092, 299628, 316274, 327180, 338865, 347130, 374535, 406638, 451820, 474411, 490770, 499380, 632548, 677730, 694260, 749070, 790685, 813276, 948822, 981540, 1016595, 1355460, 1423233, 1498140, 1581370, 1897644, 2033190, 2372055, 2846466, 3162740, 4066380, 4744110, 5692932, 7116165, 9488220, 14232330, 28464660]

約数ペア:

[(1, 28464660), (2, 14232330), (3, 9488220), (4, 7116165), (5, 5692932), (6, 4744110), (7, 4066380), (9, 3162740), (10, 2846466), (12, 2372055), (14, 2033190), (15, 1897644), (18, 1581370), (19, 1498140), (20, 1423233), (21, 1355460), (28, 1016595), (29, 981540), (30, 948822), (35, 813276), (36, 790685), (38, 749070), (41, 694260), (42, 677730), (45, 632548), (57, 499380), (58, 490770), (60, 474411), (63, 451820), (70, 406638), (76, 374535), (82, 347130), (84, 338865), (87, 327180), (90, 316274), (95, 299628), (105, 271092), (114, 249690), (116, 245385), (123, 231420), (126, 225910), (133, 214020), (140, 203319), (145, 196308), (164, 173565), (171, 166460), (174, 163590), (180, 158137), (190, 149814), (203, 140220), (205, 138852), (210, 135546), (228, 124845), (246, 115710), (252, 112955), (261, 109060), (266, 107010), (285, 99876), (287, 99180), (290, 98154), (315, 90364), (342, 83230), (348, 81795), (369, 77140), (380, 74907), (399, 71340), (406, 70110), (410, 69426), (420, 67773), (435, 65436), (492, 57855), (522, 54530), (532, 53505), (551, 51660), (570, 49938), (574, 49590), (580, 49077), (609, 46740), (615, 46284), (630, 45182), (665, 42804), (684, 41615), (738, 38570), (779, 36540), (798, 35670), (812, 35055), (820, 34713), (855, 33292), (861, 33060), (870, 32718), (1015, 28044), (1044, 27265), (1102, 25830), (1140, 24969), (1148, 24795), (1189, 23940), (1197, 23780), (1218, 23370), (1230, 23142), (1260, 22591), (1305, 21812), (1330, 21402), (1435, 19836), (1476, 19285), (1558, 18270), (1596, 17835), (1653, 17220), (1710, 16646), (1722, 16530), (1740, 16359), (1827, 15580), (1845, 15428), (1995, 14268), (2030, 14022), (2204, 12915), (2337, 12180), (2378, 11970), (2394, 11890), (2436, 11685), (2460, 11571), (2583, 11020), (2610, 10906), (2660, 10701), (2755, 10332), (2870, 9918), (3045, 9348), (3116, 9135), (3306, 8610), (3420, 8323), (3444, 8265), (3567, 7980), (3654, 7790), (3690, 7714), (3857, 7380), (3895, 7308), (3990, 7134), (4060, 7011), (4305, 6612), (4674, 6090), (4756, 5985), (4788, 5945), (4959, 5740), (5166, 5510), (5220, 5453)]