72551640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86371}}^1$

素因数の和:86392

約数の個数: 64

約数和(自身を含む): 248751360

約数和(自身を除く): 176199720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86371, 172742, 259113, 345484, 431855, 518226, 604597, 690968, 863710, 1036452, 1209194, 1295565, 1727420, 1813791, 2072904, 2418388, 2591130, 3022985, 3454840, 3627582, 4836776, 5182260, 6045970, 7255164, 9068955, 10364520, 12091940, 14510328, 18137910, 24183880, 36275820, 72551640]

約数ペア:

[(1, 72551640), (2, 36275820), (3, 24183880), (4, 18137910), (5, 14510328), (6, 12091940), (7, 10364520), (8, 9068955), (10, 7255164), (12, 6045970), (14, 5182260), (15, 4836776), (20, 3627582), (21, 3454840), (24, 3022985), (28, 2591130), (30, 2418388), (35, 2072904), (40, 1813791), (42, 1727420), (56, 1295565), (60, 1209194), (70, 1036452), (84, 863710), (105, 690968), (120, 604597), (140, 518226), (168, 431855), (210, 345484), (280, 259113), (420, 172742), (840, 86371)]