71817900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3109}}^1$

素因数の和:3144

約数の個数: 144

約数和(自身を含む): 259150080

約数和(自身を除く): 187332180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 30, 33, 35, 42, 44, 50, 55, 60, 66, 70, 75, 77, 84, 100, 105, 110, 132, 140, 150, 154, 165, 175, 210, 220, 231, 275, 300, 308, 330, 350, 385, 420, 462, 525, 550, 660, 700, 770, 825, 924, 1050, 1100, 1155, 1540, 1650, 1925, 2100, 2310, 3109, 3300, 3850, 4620, 5775, 6218, 7700, 9327, 11550, 12436, 15545, 18654, 21763, 23100, 31090, 34199, 37308, 43526, 46635, 62180, 65289, 68398, 77725, 87052, 93270, 102597, 108815, 130578, 136796, 155450, 170995, 186540, 205194, 217630, 233175, 239393, 261156, 310900, 326445, 341990, 410388, 435260, 466350, 478786, 512985, 544075, 652890, 683980, 718179, 854975, 932700, 957572, 1025970, 1088150, 1196965, 1305780, 1436358, 1632225, 1709950, 2051940, 2176300, 2393930, 2564925, 2872716, 3264450, 3419900, 3590895, 4787860, 5129850, 5984825, 6528900, 7181790, 10259700, 11969650, 14363580, 17954475, 23939300, 35908950, 71817900]

約数ペア:

[(1, 71817900), (2, 35908950), (3, 23939300), (4, 17954475), (5, 14363580), (6, 11969650), (7, 10259700), (10, 7181790), (11, 6528900), (12, 5984825), (14, 5129850), (15, 4787860), (20, 3590895), (21, 3419900), (22, 3264450), (25, 2872716), (28, 2564925), (30, 2393930), (33, 2176300), (35, 2051940), (42, 1709950), (44, 1632225), (50, 1436358), (55, 1305780), (60, 1196965), (66, 1088150), (70, 1025970), (75, 957572), (77, 932700), (84, 854975), (100, 718179), (105, 683980), (110, 652890), (132, 544075), (140, 512985), (150, 478786), (154, 466350), (165, 435260), (175, 410388), (210, 341990), (220, 326445), (231, 310900), (275, 261156), (300, 239393), (308, 233175), (330, 217630), (350, 205194), (385, 186540), (420, 170995), (462, 155450), (525, 136796), (550, 130578), (660, 108815), (700, 102597), (770, 93270), (825, 87052), (924, 77725), (1050, 68398), (1100, 65289), (1155, 62180), (1540, 46635), (1650, 43526), (1925, 37308), (2100, 34199), (2310, 31090), (3109, 23100), (3300, 21763), (3850, 18654), (4620, 15545), (5775, 12436), (6218, 11550), (7700, 9327)]