1280518080

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{3011}}^1$

素因数の和:3474

約数の個数: 112

約数和(自身を含む): 4076175744

約数和(自身を除く): 2795657664

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, 160, 192, 240, 320, 443, 480, 886, 960, 1329, 1772, 2215, 2658, 3011, 3544, 4430, 5316, 6022, 6645, 7088, 8860, 9033, 10632, 12044, 13290, 14176, 15055, 17720, 18066, 21264, 24088, 26580, 28352, 30110, 35440, 36132, 42528, 45165, 48176, 53160, 60220, 70880, 72264, 85056, 90330, 96352, 106320, 120440, 141760, 144528, 180660, 192704, 212640, 240880, 289056, 361320, 425280, 481760, 578112, 722640, 963520, 1333873, 1445280, 2667746, 2890560, 4001619, 5335492, 6669365, 8003238, 10670984, 13338730, 16006476, 20008095, 21341968, 26677460, 32012952, 40016190, 42683936, 53354920, 64025904, 80032380, 85367872, 106709840, 128051808, 160064760, 213419680, 256103616, 320129520, 426839360, 640259040, 1280518080]

約数ペア:

[(1, 1280518080), (2, 640259040), (3, 426839360), (4, 320129520), (5, 256103616), (6, 213419680), (8, 160064760), (10, 128051808), (12, 106709840), (15, 85367872), (16, 80032380), (20, 64025904), (24, 53354920), (30, 42683936), (32, 40016190), (40, 32012952), (48, 26677460), (60, 21341968), (64, 20008095), (80, 16006476), (96, 13338730), (120, 10670984), (160, 8003238), (192, 6669365), (240, 5335492), (320, 4001619), (443, 2890560), (480, 2667746), (886, 1445280), (960, 1333873), (1329, 963520), (1772, 722640), (2215, 578112), (2658, 481760), (3011, 425280), (3544, 361320), (4430, 289056), (5316, 240880), (6022, 212640), (6645, 192704), (7088, 180660), (8860, 144528), (9033, 141760), (10632, 120440), (12044, 106320), (13290, 96352), (14176, 90330), (15055, 85056), (17720, 72264), (18066, 70880), (21264, 60220), (24088, 53160), (26580, 48176), (28352, 45165), (30110, 42528), (35440, 36132)]