1302990720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{678641}}^1$

素因数の和:678663

約数の個数: 64

約数和(自身を含む): 4153289040

約数和(自身を除く): 2850298320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 678641, 1357282, 2035923, 2714564, 3393205, 4071846, 5429128, 6786410, 8143692, 10179615, 10858256, 13572820, 16287384, 20359230, 21716512, 27145640, 32574768, 40718460, 43433024, 54291280, 65149536, 81436920, 86866048, 108582560, 130299072, 162873840, 217165120, 260598144, 325747680, 434330240, 651495360, 1302990720]

約数ペア:

[(1, 1302990720), (2, 651495360), (3, 434330240), (4, 325747680), (5, 260598144), (6, 217165120), (8, 162873840), (10, 130299072), (12, 108582560), (15, 86866048), (16, 81436920), (20, 65149536), (24, 54291280), (30, 43433024), (32, 40718460), (40, 32574768), (48, 27145640), (60, 21716512), (64, 20359230), (80, 16287384), (96, 13572820), (120, 10858256), (128, 10179615), (160, 8143692), (192, 6786410), (240, 5429128), (320, 4071846), (384, 3393205), (480, 2714564), (640, 2035923), (960, 1357282), (1920, 678641)]