128309760

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{5569}}^1$

素因数の和:5598

約数の個数: 120

約数和(自身を含む): 444452580

約数和(自身を除く): 316142820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5569, 5760, 7680, 11138, 11520, 16707, 22276, 23040, 27845, 33414, 44552, 50121, 55690, 66828, 83535, 89104, 100242, 111380, 133656, 167070, 178208, 200484, 222760, 250605, 267312, 334140, 356416, 400968, 445520, 501210, 534624, 668280, 712832, 801936, 891040, 1002420, 1069248, 1336560, 1425664, 1603872, 1782080, 2004840, 2138496, 2673120, 2851328, 3207744, 3564160, 4009680, 4276992, 5346240, 6415488, 7128320, 8019360, 8553984, 10692480, 12830976, 14256640, 16038720, 21384960, 25661952, 32077440, 42769920, 64154880, 128309760]

約数ペア:

[(1, 128309760), (2, 64154880), (3, 42769920), (4, 32077440), (5, 25661952), (6, 21384960), (8, 16038720), (9, 14256640), (10, 12830976), (12, 10692480), (15, 8553984), (16, 8019360), (18, 7128320), (20, 6415488), (24, 5346240), (30, 4276992), (32, 4009680), (36, 3564160), (40, 3207744), (45, 2851328), (48, 2673120), (60, 2138496), (64, 2004840), (72, 1782080), (80, 1603872), (90, 1425664), (96, 1336560), (120, 1069248), (128, 1002420), (144, 891040), (160, 801936), (180, 712832), (192, 668280), (240, 534624), (256, 501210), (288, 445520), (320, 400968), (360, 356416), (384, 334140), (480, 267312), (512, 250605), (576, 222760), (640, 200484), (720, 178208), (768, 167070), (960, 133656), (1152, 111380), (1280, 100242), (1440, 89104), (1536, 83535), (1920, 66828), (2304, 55690), (2560, 50121), (2880, 44552), (3840, 33414), (4608, 27845), (5569, 23040), (5760, 22276), (7680, 16707), (11138, 11520)]