2015308890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:578

約数の個数: 256

約数和(自身を含む): 6444748800

約数和(自身を除く): 4429439910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 83, 87, 90, 105, 126, 135, 145, 166, 174, 189, 203, 210, 249, 261, 270, 290, 315, 378, 406, 415, 435, 443, 498, 522, 581, 609, 630, 747, 783, 830, 870, 886, 945, 1015, 1162, 1218, 1245, 1305, 1329, 1494, 1566, 1743, 1827, 1890, 2030, 2215, 2241, 2407, 2490, 2610, 2658, 2905, 3045, 3101, 3486, 3654, 3735, 3915, 3987, 4430, 4482, 4814, 5229, 5481, 5810, 6090, 6202, 6645, 7221, 7470, 7830, 7974, 8715, 9135, 9303, 10458, 10962, 11205, 11961, 12035, 12847, 13290, 14442, 15505, 15687, 16849, 17430, 18270, 18606, 19935, 21663, 22410, 23922, 24070, 25694, 26145, 27405, 27909, 31010, 31374, 33698, 36105, 36769, 38541, 39870, 43326, 46515, 50547, 52290, 54810, 55818, 59805, 64235, 64989, 72210, 73538, 77082, 78435, 83727, 84245, 89929, 93030, 101094, 108315, 110307, 115623, 119610, 128470, 129978, 139545, 151641, 156870, 167454, 168490, 179858, 183845, 192705, 216630, 220614, 231246, 252735, 257383, 269787, 279090, 303282, 324945, 330921, 346869, 367690, 385410, 418635, 449645, 454923, 505470, 514766, 539574, 551535, 578115, 649890, 661842, 693738, 758205, 772149, 809361, 837270, 899290, 909846, 992763, 1066301, 1103070, 1156230, 1286915, 1348935, 1516410, 1544298, 1618722, 1654605, 1734345, 1985526, 2132602, 2274615, 2316447, 2428083, 2573830, 2697870, 3198903, 3309210, 3468690, 3860745, 4046805, 4549230, 4632894, 4856166, 4963815, 5331505, 6397806, 6949341, 7464107, 7721490, 8093610, 9596709, 9927630, 10663010, 11582235, 12140415, 13898682, 14928214, 15994515, 19193418, 22392321, 23164470, 24280830, 28790127, 31989030, 34746705, 37320535, 44784642, 47983545, 57580254, 67176963, 69493410, 74641070, 95967090, 111961605, 134353926, 143950635, 201530889, 223923210, 287901270, 335884815, 403061778, 671769630, 1007654445, 2015308890]

約数ペア:

[(1, 2015308890), (2, 1007654445), (3, 671769630), (5, 403061778), (6, 335884815), (7, 287901270), (9, 223923210), (10, 201530889), (14, 143950635), (15, 134353926), (18, 111961605), (21, 95967090), (27, 74641070), (29, 69493410), (30, 67176963), (35, 57580254), (42, 47983545), (45, 44784642), (54, 37320535), (58, 34746705), (63, 31989030), (70, 28790127), (83, 24280830), (87, 23164470), (90, 22392321), (105, 19193418), (126, 15994515), (135, 14928214), (145, 13898682), (166, 12140415), (174, 11582235), (189, 10663010), (203, 9927630), (210, 9596709), (249, 8093610), (261, 7721490), (270, 7464107), (290, 6949341), (315, 6397806), (378, 5331505), (406, 4963815), (415, 4856166), (435, 4632894), (443, 4549230), (498, 4046805), (522, 3860745), (581, 3468690), (609, 3309210), (630, 3198903), (747, 2697870), (783, 2573830), (830, 2428083), (870, 2316447), (886, 2274615), (945, 2132602), (1015, 1985526), (1162, 1734345), (1218, 1654605), (1245, 1618722), (1305, 1544298), (1329, 1516410), (1494, 1348935), (1566, 1286915), (1743, 1156230), (1827, 1103070), (1890, 1066301), (2030, 992763), (2215, 909846), (2241, 899290), (2407, 837270), (2490, 809361), (2610, 772149), (2658, 758205), (2905, 693738), (3045, 661842), (3101, 649890), (3486, 578115), (3654, 551535), (3735, 539574), (3915, 514766), (3987, 505470), (4430, 454923), (4482, 449645), (4814, 418635), (5229, 385410), (5481, 367690), (5810, 346869), (6090, 330921), (6202, 324945), (6645, 303282), (7221, 279090), (7470, 269787), (7830, 257383), (7974, 252735), (8715, 231246), (9135, 220614), (9303, 216630), (10458, 192705), (10962, 183845), (11205, 179858), (11961, 168490), (12035, 167454), (12847, 156870), (13290, 151641), (14442, 139545), (15505, 129978), (15687, 128470), (16849, 119610), (17430, 115623), (18270, 110307), (18606, 108315), (19935, 101094), (21663, 93030), (22410, 89929), (23922, 84245), (24070, 83727), (25694, 78435), (26145, 77082), (27405, 73538), (27909, 72210), (31010, 64989), (31374, 64235), (33698, 59805), (36105, 55818), (36769, 54810), (38541, 52290), (39870, 50547), (43326, 46515)]