138789616

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 317551104

約数和(自身を除く): 178761488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 103, 106, 112, 206, 212, 227, 371, 412, 424, 454, 721, 742, 824, 848, 908, 1442, 1484, 1589, 1648, 1816, 2884, 2968, 3178, 3632, 5459, 5768, 5936, 6356, 10918, 11536, 12031, 12712, 21836, 23381, 24062, 25424, 38213, 43672, 46762, 48124, 76426, 84217, 87344, 93524, 96248, 152852, 163667, 168434, 187048, 192496, 305704, 327334, 336868, 374096, 611408, 654668, 673736, 1239193, 1309336, 1347472, 2478386, 2618672, 4956772, 8674351, 9913544, 17348702, 19827088, 34697404, 69394808, 138789616]

約数ペア:

[(1, 138789616), (2, 69394808), (4, 34697404), (7, 19827088), (8, 17348702), (14, 9913544), (16, 8674351), (28, 4956772), (53, 2618672), (56, 2478386), (103, 1347472), (106, 1309336), (112, 1239193), (206, 673736), (212, 654668), (227, 611408), (371, 374096), (412, 336868), (424, 327334), (454, 305704), (721, 192496), (742, 187048), (824, 168434), (848, 163667), (908, 152852), (1442, 96248), (1484, 93524), (1589, 87344), (1648, 84217), (1816, 76426), (2884, 48124), (2968, 46762), (3178, 43672), (3632, 38213), (5459, 25424), (5768, 24062), (5936, 23381), (6356, 21836), (10918, 12712), (11536, 12031)]