2281744640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{254659}}^1$

素因数の和:254687

約数の個数: 72

約数和(自身を含む): 6246300480

約数和(自身を除く): 3964555840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 254659, 509318, 1018636, 1273295, 1782613, 2037272, 2546590, 3565226, 4074544, 5093180, 7130452, 8149088, 8913065, 10186360, 14260904, 16298176, 17826130, 20372720, 28521808, 32596352, 35652260, 40745440, 57043616, 65192704, 71304520, 81490880, 114087232, 142609040, 162981760, 228174464, 285218080, 325963520, 456348928, 570436160, 1140872320, 2281744640]

約数ペア:

[(1, 2281744640), (2, 1140872320), (4, 570436160), (5, 456348928), (7, 325963520), (8, 285218080), (10, 228174464), (14, 162981760), (16, 142609040), (20, 114087232), (28, 81490880), (32, 71304520), (35, 65192704), (40, 57043616), (56, 40745440), (64, 35652260), (70, 32596352), (80, 28521808), (112, 20372720), (128, 17826130), (140, 16298176), (160, 14260904), (224, 10186360), (256, 8913065), (280, 8149088), (320, 7130452), (448, 5093180), (560, 4074544), (640, 3565226), (896, 2546590), (1120, 2037272), (1280, 1782613), (1792, 1273295), (2240, 1018636), (4480, 509318), (8960, 254659)]