68639580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12301}}^1$

素因数の和:12347

約数の個数: 72

約数和(自身を含む): 214940544

約数和(自身を除く): 146300964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 12301, 24602, 36903, 49204, 61505, 73806, 110709, 123010, 147612, 184515, 221418, 246020, 369030, 381331, 442836, 553545, 738060, 762662, 1107090, 1143993, 1525324, 1906655, 2214180, 2287986, 3431979, 3813310, 4575972, 5719965, 6863958, 7626620, 11439930, 13727916, 17159895, 22879860, 34319790, 68639580]

約数ペア:

[(1, 68639580), (2, 34319790), (3, 22879860), (4, 17159895), (5, 13727916), (6, 11439930), (9, 7626620), (10, 6863958), (12, 5719965), (15, 4575972), (18, 3813310), (20, 3431979), (30, 2287986), (31, 2214180), (36, 1906655), (45, 1525324), (60, 1143993), (62, 1107090), (90, 762662), (93, 738060), (124, 553545), (155, 442836), (180, 381331), (186, 369030), (279, 246020), (310, 221418), (372, 184515), (465, 147612), (558, 123010), (620, 110709), (930, 73806), (1116, 61505), (1395, 49204), (1860, 36903), (2790, 24602), (5580, 12301)]