1980739680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{2731}}^1$

素因数の和:4260

約数の個数: 96

約数和(自身を含む): 6245745408

約数和(自身を除く): 4265005728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1511, 2731, 3022, 4533, 5462, 6044, 7555, 8193, 9066, 10924, 12088, 13655, 15110, 16386, 18132, 21848, 22665, 24176, 27310, 30220, 32772, 36264, 40965, 43696, 45330, 48352, 54620, 60440, 65544, 72528, 81930, 87392, 90660, 109240, 120880, 131088, 145056, 163860, 181320, 218480, 241760, 262176, 327720, 362640, 436960, 655440, 725280, 1310880, 4126541, 8253082, 12379623, 16506164, 20632705, 24759246, 33012328, 41265410, 49518492, 61898115, 66024656, 82530820, 99036984, 123796230, 132049312, 165061640, 198073968, 247592460, 330123280, 396147936, 495184920, 660246560, 990369840, 1980739680]

約数ペア:

[(1, 1980739680), (2, 990369840), (3, 660246560), (4, 495184920), (5, 396147936), (6, 330123280), (8, 247592460), (10, 198073968), (12, 165061640), (15, 132049312), (16, 123796230), (20, 99036984), (24, 82530820), (30, 66024656), (32, 61898115), (40, 49518492), (48, 41265410), (60, 33012328), (80, 24759246), (96, 20632705), (120, 16506164), (160, 12379623), (240, 8253082), (480, 4126541), (1511, 1310880), (2731, 725280), (3022, 655440), (4533, 436960), (5462, 362640), (6044, 327720), (7555, 262176), (8193, 241760), (9066, 218480), (10924, 181320), (12088, 163860), (13655, 145056), (15110, 131088), (16386, 120880), (18132, 109240), (21848, 90660), (22665, 87392), (24176, 81930), (27310, 72528), (30220, 65544), (32772, 60440), (36264, 54620), (40965, 48352), (43696, 45330)]