30402540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{383}}^1$

素因数の和:418

約数の個数: 180

約数和(自身を含む): 111234816

約数和(自身を除く): 80832276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 383, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 766, 810, 882, 945, 980, 1134, 1149, 1260, 1323, 1470, 1532, 1620, 1764, 1890, 1915, 2205, 2268, 2298, 2646, 2681, 2835, 2940, 3447, 3780, 3830, 3969, 4410, 4596, 5292, 5362, 5670, 5745, 6615, 6894, 7660, 7938, 8043, 8820, 10341, 10724, 11340, 11490, 13230, 13405, 13788, 15876, 16086, 17235, 18767, 19845, 20682, 22980, 24129, 26460, 26810, 31023, 32172, 34470, 37534, 39690, 40215, 41364, 48258, 51705, 53620, 56301, 62046, 68940, 72387, 75068, 79380, 80430, 93835, 96516, 103410, 112602, 120645, 124092, 144774, 155115, 160860, 168903, 187670, 206820, 217161, 225204, 241290, 281505, 289548, 310230, 337806, 361935, 375340, 434322, 482580, 506709, 563010, 620460, 675612, 723870, 844515, 868644, 1013418, 1085805, 1126020, 1447740, 1520127, 1689030, 2026836, 2171610, 2533545, 3040254, 3378060, 4343220, 5067090, 6080508, 7600635, 10134180, 15201270, 30402540]

約数ペア:

[(1, 30402540), (2, 15201270), (3, 10134180), (4, 7600635), (5, 6080508), (6, 5067090), (7, 4343220), (9, 3378060), (10, 3040254), (12, 2533545), (14, 2171610), (15, 2026836), (18, 1689030), (20, 1520127), (21, 1447740), (27, 1126020), (28, 1085805), (30, 1013418), (35, 868644), (36, 844515), (42, 723870), (45, 675612), (49, 620460), (54, 563010), (60, 506709), (63, 482580), (70, 434322), (81, 375340), (84, 361935), (90, 337806), (98, 310230), (105, 289548), (108, 281505), (126, 241290), (135, 225204), (140, 217161), (147, 206820), (162, 187670), (180, 168903), (189, 160860), (196, 155115), (210, 144774), (245, 124092), (252, 120645), (270, 112602), (294, 103410), (315, 96516), (324, 93835), (378, 80430), (383, 79380), (405, 75068), (420, 72387), (441, 68940), (490, 62046), (540, 56301), (567, 53620), (588, 51705), (630, 48258), (735, 41364), (756, 40215), (766, 39690), (810, 37534), (882, 34470), (945, 32172), (980, 31023), (1134, 26810), (1149, 26460), (1260, 24129), (1323, 22980), (1470, 20682), (1532, 19845), (1620, 18767), (1764, 17235), (1890, 16086), (1915, 15876), (2205, 13788), (2268, 13405), (2298, 13230), (2646, 11490), (2681, 11340), (2835, 10724), (2940, 10341), (3447, 8820), (3780, 8043), (3830, 7938), (3969, 7660), (4410, 6894), (4596, 6615), (5292, 5745), (5362, 5670)]