245862828

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 638077440

約数和(自身を除く): 392214612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 331, 423, 439, 564, 662, 846, 878, 993, 1317, 1324, 1692, 1756, 1986, 2634, 2979, 3951, 3972, 5268, 5958, 7902, 11916, 15557, 15804, 20633, 31114, 41266, 46671, 61899, 62228, 82532, 93342, 123798, 140013, 145309, 185697, 186684, 247596, 280026, 290618, 371394, 435927, 560052, 581236, 742788, 871854, 1307781, 1743708, 2615562, 5231124, 6829523, 13659046, 20488569, 27318092, 40977138, 61465707, 81954276, 122931414, 245862828]

約数ペア:

[(1, 245862828), (2, 122931414), (3, 81954276), (4, 61465707), (6, 40977138), (9, 27318092), (12, 20488569), (18, 13659046), (36, 6829523), (47, 5231124), (94, 2615562), (141, 1743708), (188, 1307781), (282, 871854), (331, 742788), (423, 581236), (439, 560052), (564, 435927), (662, 371394), (846, 290618), (878, 280026), (993, 247596), (1317, 186684), (1324, 185697), (1692, 145309), (1756, 140013), (1986, 123798), (2634, 93342), (2979, 82532), (3951, 62228), (3972, 61899), (5268, 46671), (5958, 41266), (7902, 31114), (11916, 20633), (15557, 15804)]