99989880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26879}}^1$

素因数の和:26924

約数の個数: 64

約数和(自身を含む): 309657600

約数和(自身を除く): 209667720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 26879, 53758, 80637, 107516, 134395, 161274, 215032, 268790, 322548, 403185, 537580, 645096, 806370, 833249, 1075160, 1612740, 1666498, 2499747, 3225480, 3332996, 4166245, 4999494, 6665992, 8332490, 9998988, 12498735, 16664980, 19997976, 24997470, 33329960, 49994940, 99989880]

約数ペア:

[(1, 99989880), (2, 49994940), (3, 33329960), (4, 24997470), (5, 19997976), (6, 16664980), (8, 12498735), (10, 9998988), (12, 8332490), (15, 6665992), (20, 4999494), (24, 4166245), (30, 3332996), (31, 3225480), (40, 2499747), (60, 1666498), (62, 1612740), (93, 1075160), (120, 833249), (124, 806370), (155, 645096), (186, 537580), (248, 403185), (310, 322548), (372, 268790), (465, 215032), (620, 161274), (744, 134395), (930, 107516), (1240, 80637), (1860, 53758), (3720, 26879)]