820610280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7573}}^1$

素因数の和:7640

約数の個数: 192

約数和(自身を含む): 3119276160

約数和(自身を除く): 2298665880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 43, 45, 56, 60, 63, 70, 72, 84, 86, 90, 105, 120, 126, 129, 140, 168, 172, 180, 210, 215, 252, 258, 280, 301, 315, 344, 360, 387, 420, 430, 504, 516, 602, 630, 645, 774, 840, 860, 903, 1032, 1204, 1260, 1290, 1505, 1548, 1720, 1806, 1935, 2408, 2520, 2580, 2709, 3010, 3096, 3612, 3870, 4515, 5160, 5418, 6020, 7224, 7573, 7740, 9030, 10836, 12040, 13545, 15146, 15480, 18060, 21672, 22719, 27090, 30292, 36120, 37865, 45438, 53011, 54180, 60584, 68157, 75730, 90876, 106022, 108360, 113595, 136314, 151460, 159033, 181752, 212044, 227190, 265055, 272628, 302920, 318066, 325639, 340785, 424088, 454380, 477099, 530110, 545256, 636132, 651278, 681570, 795165, 908760, 954198, 976917, 1060220, 1272264, 1302556, 1363140, 1590330, 1628195, 1908396, 1953834, 2120440, 2279473, 2385495, 2605112, 2726280, 2930751, 3180660, 3256390, 3816792, 3907668, 4558946, 4770990, 4884585, 5861502, 6361320, 6512780, 6838419, 7815336, 9117892, 9541980, 9769170, 11397365, 11723004, 13025560, 13676838, 14653755, 18235784, 19083960, 19538340, 20515257, 22794730, 23446008, 27353676, 29307510, 34192095, 39076680, 41030514, 45589460, 54707352, 58615020, 68384190, 82061028, 91178920, 102576285, 117230040, 136768380, 164122056, 205152570, 273536760, 410305140, 820610280]

約数ペア:

[(1, 820610280), (2, 410305140), (3, 273536760), (4, 205152570), (5, 164122056), (6, 136768380), (7, 117230040), (8, 102576285), (9, 91178920), (10, 82061028), (12, 68384190), (14, 58615020), (15, 54707352), (18, 45589460), (20, 41030514), (21, 39076680), (24, 34192095), (28, 29307510), (30, 27353676), (35, 23446008), (36, 22794730), (40, 20515257), (42, 19538340), (43, 19083960), (45, 18235784), (56, 14653755), (60, 13676838), (63, 13025560), (70, 11723004), (72, 11397365), (84, 9769170), (86, 9541980), (90, 9117892), (105, 7815336), (120, 6838419), (126, 6512780), (129, 6361320), (140, 5861502), (168, 4884585), (172, 4770990), (180, 4558946), (210, 3907668), (215, 3816792), (252, 3256390), (258, 3180660), (280, 2930751), (301, 2726280), (315, 2605112), (344, 2385495), (360, 2279473), (387, 2120440), (420, 1953834), (430, 1908396), (504, 1628195), (516, 1590330), (602, 1363140), (630, 1302556), (645, 1272264), (774, 1060220), (840, 976917), (860, 954198), (903, 908760), (1032, 795165), (1204, 681570), (1260, 651278), (1290, 636132), (1505, 545256), (1548, 530110), (1720, 477099), (1806, 454380), (1935, 424088), (2408, 340785), (2520, 325639), (2580, 318066), (2709, 302920), (3010, 272628), (3096, 265055), (3612, 227190), (3870, 212044), (4515, 181752), (5160, 159033), (5418, 151460), (6020, 136314), (7224, 113595), (7573, 108360), (7740, 106022), (9030, 90876), (10836, 75730), (12040, 68157), (13545, 60584), (15146, 54180), (15480, 53011), (18060, 45438), (21672, 37865), (22719, 36120), (27090, 30292)]