15640320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{4073}}^1$

素因数の和:4097

約数の個数: 72

約数和(自身を含む): 49963536

約数和(自身を除く): 34323216

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 4073, 8146, 12219, 16292, 20365, 24438, 32584, 40730, 48876, 61095, 65168, 81460, 97752, 122190, 130336, 162920, 195504, 244380, 260672, 325840, 391008, 488760, 521344, 651680, 782016, 977520, 1042688, 1303360, 1564032, 1955040, 2606720, 3128064, 3910080, 5213440, 7820160, 15640320]

約数ペア:

[(1, 15640320), (2, 7820160), (3, 5213440), (4, 3910080), (5, 3128064), (6, 2606720), (8, 1955040), (10, 1564032), (12, 1303360), (15, 1042688), (16, 977520), (20, 782016), (24, 651680), (30, 521344), (32, 488760), (40, 391008), (48, 325840), (60, 260672), (64, 244380), (80, 195504), (96, 162920), (120, 130336), (128, 122190), (160, 97752), (192, 81460), (240, 65168), (256, 61095), (320, 48876), (384, 40730), (480, 32584), (640, 24438), (768, 20365), (960, 16292), (1280, 12219), (1920, 8146), (3840, 4073)]