217392770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 128

約数和(自身を含む): 501645312

約数和(自身を除く): 284252542

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 62, 70, 71, 83, 85, 119, 142, 155, 166, 170, 217, 238, 310, 355, 415, 434, 497, 527, 581, 595, 710, 830, 994, 1054, 1085, 1162, 1190, 1207, 1411, 2170, 2201, 2414, 2485, 2573, 2635, 2822, 2905, 3689, 4402, 4970, 5146, 5270, 5810, 5893, 6035, 7055, 7378, 8449, 9877, 11005, 11786, 12070, 12865, 14110, 15407, 16898, 18011, 18445, 19754, 22010, 25730, 29465, 30814, 36022, 36890, 37417, 41251, 42245, 43741, 49385, 58930, 74834, 77035, 82502, 84490, 87482, 90055, 98770, 100181, 154070, 180110, 182683, 187085, 200362, 206255, 218705, 261919, 306187, 365366, 374170, 412510, 437410, 500905, 523838, 612374, 701267, 913415, 1001810, 1278781, 1309595, 1402534, 1530935, 1826830, 2557562, 2619190, 3061870, 3105611, 3506335, 6211222, 6393905, 7012670, 12787810, 15528055, 21739277, 31056110, 43478554, 108696385, 217392770]

約数ペア:

[(1, 217392770), (2, 108696385), (5, 43478554), (7, 31056110), (10, 21739277), (14, 15528055), (17, 12787810), (31, 7012670), (34, 6393905), (35, 6211222), (62, 3506335), (70, 3105611), (71, 3061870), (83, 2619190), (85, 2557562), (119, 1826830), (142, 1530935), (155, 1402534), (166, 1309595), (170, 1278781), (217, 1001810), (238, 913415), (310, 701267), (355, 612374), (415, 523838), (434, 500905), (497, 437410), (527, 412510), (581, 374170), (595, 365366), (710, 306187), (830, 261919), (994, 218705), (1054, 206255), (1085, 200362), (1162, 187085), (1190, 182683), (1207, 180110), (1411, 154070), (2170, 100181), (2201, 98770), (2414, 90055), (2485, 87482), (2573, 84490), (2635, 82502), (2822, 77035), (2905, 74834), (3689, 58930), (4402, 49385), (4970, 43741), (5146, 42245), (5270, 41251), (5810, 37417), (5893, 36890), (6035, 36022), (7055, 30814), (7378, 29465), (8449, 25730), (9877, 22010), (11005, 19754), (11786, 18445), (12070, 18011), (12865, 16898), (14110, 15407)]