340721862

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{739}}^1$

素因数の和:1037

約数の個数: 64

約数和(自身を含む): 769789440

約数和(自身を除く): 429067578

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 257, 299, 514, 598, 739, 771, 897, 1478, 1542, 1794, 2217, 3341, 4434, 5911, 6682, 9607, 10023, 11822, 16997, 17733, 19214, 20046, 28821, 33994, 35466, 50991, 57642, 76843, 101982, 153686, 189923, 220961, 230529, 379846, 441922, 461058, 569769, 662883, 1139538, 1325766, 2468999, 4368229, 4937998, 7406997, 8736458, 13104687, 14813994, 26209374, 56786977, 113573954, 170360931, 340721862]

約数ペア:

[(1, 340721862), (2, 170360931), (3, 113573954), (6, 56786977), (13, 26209374), (23, 14813994), (26, 13104687), (39, 8736458), (46, 7406997), (69, 4937998), (78, 4368229), (138, 2468999), (257, 1325766), (299, 1139538), (514, 662883), (598, 569769), (739, 461058), (771, 441922), (897, 379846), (1478, 230529), (1542, 220961), (1794, 189923), (2217, 153686), (3341, 101982), (4434, 76843), (5911, 57642), (6682, 50991), (9607, 35466), (10023, 33994), (11822, 28821), (16997, 20046), (17733, 19214)]