408039440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15791}}^1$

素因数の和:15840

約数の個数: 80

約数和(自身を含む): 1057432320

約数和(自身を除く): 649392880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12920, 15791, 25840, 31582, 63164, 78955, 126328, 157910, 252656, 268447, 300029, 315820, 536894, 600058, 631640, 1073788, 1200116, 1263280, 1342235, 1500145, 2147576, 2400232, 2684470, 3000290, 4295152, 4800464, 5100493, 5368940, 6000580, 10200986, 10737880, 12001160, 20401972, 21475760, 24002320, 25502465, 40803944, 51004930, 81607888, 102009860, 204019720, 408039440]

約数ペア:

[(1, 408039440), (2, 204019720), (4, 102009860), (5, 81607888), (8, 51004930), (10, 40803944), (16, 25502465), (17, 24002320), (19, 21475760), (20, 20401972), (34, 12001160), (38, 10737880), (40, 10200986), (68, 6000580), (76, 5368940), (80, 5100493), (85, 4800464), (95, 4295152), (136, 3000290), (152, 2684470), (170, 2400232), (190, 2147576), (272, 1500145), (304, 1342235), (323, 1263280), (340, 1200116), (380, 1073788), (646, 631640), (680, 600058), (760, 536894), (1292, 315820), (1360, 300029), (1520, 268447), (1615, 252656), (2584, 157910), (3230, 126328), (5168, 78955), (6460, 63164), (12920, 31582), (15791, 25840)]