738821320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{601}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 1691933040

約数和(自身を除く): 953111720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 421, 584, 601, 730, 842, 1202, 1460, 1684, 2105, 2404, 2920, 3005, 3368, 4210, 4808, 6010, 8420, 12020, 16840, 24040, 30733, 43873, 61466, 87746, 122932, 153665, 175492, 219365, 245864, 253021, 307330, 350984, 438730, 506042, 614660, 877460, 1012084, 1229320, 1265105, 1754920, 2024168, 2530210, 5060420, 10120840, 18470533, 36941066, 73882132, 92352665, 147764264, 184705330, 369410660, 738821320]

約数ペア:

[(1, 738821320), (2, 369410660), (4, 184705330), (5, 147764264), (8, 92352665), (10, 73882132), (20, 36941066), (40, 18470533), (73, 10120840), (146, 5060420), (292, 2530210), (365, 2024168), (421, 1754920), (584, 1265105), (601, 1229320), (730, 1012084), (842, 877460), (1202, 614660), (1460, 506042), (1684, 438730), (2105, 350984), (2404, 307330), (2920, 253021), (3005, 245864), (3368, 219365), (4210, 175492), (4808, 153665), (6010, 122932), (8420, 87746), (12020, 61466), (16840, 43873), (24040, 30733)]