188478640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8209}}^1$

素因数の和:8270

約数の個数: 80

約数和(自身を含む): 513092160

約数和(自身を除く): 324613520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 8209, 11480, 16418, 22960, 32836, 41045, 57463, 65672, 82090, 114926, 131344, 164180, 229852, 287315, 328360, 336569, 459704, 574630, 656720, 673138, 919408, 1149260, 1346276, 1682845, 2298520, 2355983, 2692552, 3365690, 4597040, 4711966, 5385104, 6731380, 9423932, 11779915, 13462760, 18847864, 23559830, 26925520, 37695728, 47119660, 94239320, 188478640]

約数ペア:

[(1, 188478640), (2, 94239320), (4, 47119660), (5, 37695728), (7, 26925520), (8, 23559830), (10, 18847864), (14, 13462760), (16, 11779915), (20, 9423932), (28, 6731380), (35, 5385104), (40, 4711966), (41, 4597040), (56, 3365690), (70, 2692552), (80, 2355983), (82, 2298520), (112, 1682845), (140, 1346276), (164, 1149260), (205, 919408), (280, 673138), (287, 656720), (328, 574630), (410, 459704), (560, 336569), (574, 328360), (656, 287315), (820, 229852), (1148, 164180), (1435, 131344), (1640, 114926), (2296, 82090), (2870, 65672), (3280, 57463), (4592, 41045), (5740, 32836), (8209, 22960), (11480, 16418)]