688889340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{27143}}^1$

素因数の和:27208

約数の個数: 96

約数和(自身を含む): 2188892160

約数和(自身を除く): 1500002820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 54, 60, 90, 94, 108, 135, 141, 180, 188, 235, 270, 282, 423, 470, 540, 564, 705, 846, 940, 1269, 1410, 1692, 2115, 2538, 2820, 4230, 5076, 6345, 8460, 12690, 25380, 27143, 54286, 81429, 108572, 135715, 162858, 244287, 271430, 325716, 407145, 488574, 542860, 732861, 814290, 977148, 1221435, 1275721, 1465722, 1628580, 2442870, 2551442, 2931444, 3664305, 3827163, 4885740, 5102884, 6378605, 7328610, 7654326, 11481489, 12757210, 14657220, 15308652, 19135815, 22962978, 25514420, 34444467, 38271630, 45925956, 57407445, 68888934, 76543260, 114814890, 137777868, 172222335, 229629780, 344444670, 688889340]

約数ペア:

[(1, 688889340), (2, 344444670), (3, 229629780), (4, 172222335), (5, 137777868), (6, 114814890), (9, 76543260), (10, 68888934), (12, 57407445), (15, 45925956), (18, 38271630), (20, 34444467), (27, 25514420), (30, 22962978), (36, 19135815), (45, 15308652), (47, 14657220), (54, 12757210), (60, 11481489), (90, 7654326), (94, 7328610), (108, 6378605), (135, 5102884), (141, 4885740), (180, 3827163), (188, 3664305), (235, 2931444), (270, 2551442), (282, 2442870), (423, 1628580), (470, 1465722), (540, 1275721), (564, 1221435), (705, 977148), (846, 814290), (940, 732861), (1269, 542860), (1410, 488574), (1692, 407145), (2115, 325716), (2538, 271430), (2820, 244287), (4230, 162858), (5076, 135715), (6345, 108572), (8460, 81429), (12690, 54286), (25380, 27143)]