77881860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{547}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 272877696

約数和(自身を除く): 194995836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 113, 126, 140, 180, 210, 226, 252, 315, 339, 420, 452, 547, 565, 630, 678, 791, 1017, 1094, 1130, 1260, 1356, 1582, 1641, 1695, 2034, 2188, 2260, 2373, 2735, 3164, 3282, 3390, 3829, 3955, 4068, 4746, 4923, 5085, 5470, 6564, 6780, 7119, 7658, 7910, 8205, 9492, 9846, 10170, 10940, 11487, 11865, 14238, 15316, 15820, 16410, 19145, 19692, 20340, 22974, 23730, 24615, 28476, 32820, 34461, 35595, 38290, 45948, 47460, 49230, 57435, 61811, 68922, 71190, 76580, 98460, 114870, 123622, 137844, 142380, 172305, 185433, 229740, 247244, 309055, 344610, 370866, 432677, 556299, 618110, 689220, 741732, 865354, 927165, 1112598, 1236220, 1298031, 1730708, 1854330, 2163385, 2225196, 2596062, 2781495, 3708660, 3894093, 4326770, 5192124, 5562990, 6490155, 7788186, 8653540, 11125980, 12980310, 15576372, 19470465, 25960620, 38940930, 77881860]

約数ペア:

[(1, 77881860), (2, 38940930), (3, 25960620), (4, 19470465), (5, 15576372), (6, 12980310), (7, 11125980), (9, 8653540), (10, 7788186), (12, 6490155), (14, 5562990), (15, 5192124), (18, 4326770), (20, 3894093), (21, 3708660), (28, 2781495), (30, 2596062), (35, 2225196), (36, 2163385), (42, 1854330), (45, 1730708), (60, 1298031), (63, 1236220), (70, 1112598), (84, 927165), (90, 865354), (105, 741732), (113, 689220), (126, 618110), (140, 556299), (180, 432677), (210, 370866), (226, 344610), (252, 309055), (315, 247244), (339, 229740), (420, 185433), (452, 172305), (547, 142380), (565, 137844), (630, 123622), (678, 114870), (791, 98460), (1017, 76580), (1094, 71190), (1130, 68922), (1260, 61811), (1356, 57435), (1582, 49230), (1641, 47460), (1695, 45948), (2034, 38290), (2188, 35595), (2260, 34461), (2373, 32820), (2735, 28476), (3164, 24615), (3282, 23730), (3390, 22974), (3829, 20340), (3955, 19692), (4068, 19145), (4746, 16410), (4923, 15820), (5085, 15316), (5470, 14238), (6564, 11865), (6780, 11487), (7119, 10940), (7658, 10170), (7910, 9846), (8205, 9492)]