288726340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{8629}}^1$

素因数の和:8884

約数の個数: 48

約数和(自身を含む): 695923200

約数和(自身を除く): 407196860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 8365, 8629, 16730, 17258, 33460, 34516, 43145, 60403, 86290, 120806, 172580, 241612, 302015, 604030, 1208060, 2062331, 4124662, 8249324, 10311655, 14436317, 20623310, 28872634, 41246620, 57745268, 72181585, 144363170, 288726340]

約数ペア:

[(1, 288726340), (2, 144363170), (4, 72181585), (5, 57745268), (7, 41246620), (10, 28872634), (14, 20623310), (20, 14436317), (28, 10311655), (35, 8249324), (70, 4124662), (140, 2062331), (239, 1208060), (478, 604030), (956, 302015), (1195, 241612), (1673, 172580), (2390, 120806), (3346, 86290), (4780, 60403), (6692, 43145), (8365, 34516), (8629, 33460), (16730, 17258)]