64941840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{90197}}^1$

素因数の和:90216

約数の個数: 60

約数和(自身を含む): 218098764

約数和(自身を除く): 153156924

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 90197, 180394, 270591, 360788, 450985, 541182, 721576, 811773, 901970, 1082364, 1352955, 1443152, 1623546, 1803940, 2164728, 2705910, 3247092, 3607880, 4058865, 4329456, 5411820, 6494184, 7215760, 8117730, 10823640, 12988368, 16235460, 21647280, 32470920, 64941840]

約数ペア:

[(1, 64941840), (2, 32470920), (3, 21647280), (4, 16235460), (5, 12988368), (6, 10823640), (8, 8117730), (9, 7215760), (10, 6494184), (12, 5411820), (15, 4329456), (16, 4058865), (18, 3607880), (20, 3247092), (24, 2705910), (30, 2164728), (36, 1803940), (40, 1623546), (45, 1443152), (48, 1352955), (60, 1082364), (72, 901970), (80, 811773), (90, 721576), (120, 541182), (144, 450985), (180, 360788), (240, 270591), (360, 180394), (720, 90197)]