1428827120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{8311}}^1$

素因数の和:8638

約数の個数: 80

約数和(自身を含む): 3809422848

約数和(自身を除く): 2380595728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 560, 614, 1228, 1535, 2149, 2456, 3070, 4298, 4912, 6140, 8311, 8596, 10745, 12280, 16622, 17192, 21490, 24560, 33244, 34384, 41555, 42980, 58177, 66488, 83110, 85960, 116354, 132976, 166220, 171920, 232708, 290885, 332440, 465416, 581770, 664880, 930832, 1163540, 2327080, 2551477, 4654160, 5102954, 10205908, 12757385, 17860339, 20411816, 25514770, 35720678, 40823632, 51029540, 71441356, 89301695, 102059080, 142882712, 178603390, 204118160, 285765424, 357206780, 714413560, 1428827120]

約数ペア:

[(1, 1428827120), (2, 714413560), (4, 357206780), (5, 285765424), (7, 204118160), (8, 178603390), (10, 142882712), (14, 102059080), (16, 89301695), (20, 71441356), (28, 51029540), (35, 40823632), (40, 35720678), (56, 25514770), (70, 20411816), (80, 17860339), (112, 12757385), (140, 10205908), (280, 5102954), (307, 4654160), (560, 2551477), (614, 2327080), (1228, 1163540), (1535, 930832), (2149, 664880), (2456, 581770), (3070, 465416), (4298, 332440), (4912, 290885), (6140, 232708), (8311, 171920), (8596, 166220), (10745, 132976), (12280, 116354), (16622, 85960), (17192, 83110), (21490, 66488), (24560, 58177), (33244, 42980), (34384, 41555)]