249970816

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 522794880

約数和(自身を除く): 272824064

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 64, 74, 94, 128, 148, 188, 296, 376, 592, 752, 1123, 1184, 1504, 1739, 2246, 2368, 3008, 3478, 4492, 4736, 6016, 6956, 8984, 13912, 17968, 27824, 35936, 41551, 52781, 55648, 71872, 83102, 105562, 111296, 143744, 166204, 211124, 222592, 332408, 422248, 664816, 844496, 1329632, 1688992, 1952897, 2659264, 3377984, 3905794, 5318528, 6755968, 7811588, 15623176, 31246352, 62492704, 124985408, 249970816]

約数ペア:

[(1, 249970816), (2, 124985408), (4, 62492704), (8, 31246352), (16, 15623176), (32, 7811588), (37, 6755968), (47, 5318528), (64, 3905794), (74, 3377984), (94, 2659264), (128, 1952897), (148, 1688992), (188, 1329632), (296, 844496), (376, 664816), (592, 422248), (752, 332408), (1123, 222592), (1184, 211124), (1504, 166204), (1739, 143744), (2246, 111296), (2368, 105562), (3008, 83102), (3478, 71872), (4492, 55648), (4736, 52781), (6016, 41551), (6956, 35936), (8984, 27824), (13912, 17968)]