174383920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 418758912

約数和(自身を除く): 244374992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 163, 172, 215, 311, 326, 344, 430, 622, 652, 688, 815, 860, 1244, 1304, 1555, 1630, 1720, 2488, 2608, 3110, 3260, 3440, 4976, 6220, 6520, 7009, 12440, 13040, 13373, 14018, 24880, 26746, 28036, 35045, 50693, 53492, 56072, 66865, 70090, 101386, 106984, 112144, 133730, 140180, 202772, 213968, 253465, 267460, 280360, 405544, 506930, 534920, 560720, 811088, 1013860, 1069840, 2027720, 2179799, 4055440, 4359598, 8719196, 10898995, 17438392, 21797990, 34876784, 43595980, 87191960, 174383920]

約数ペア:

[(1, 174383920), (2, 87191960), (4, 43595980), (5, 34876784), (8, 21797990), (10, 17438392), (16, 10898995), (20, 8719196), (40, 4359598), (43, 4055440), (80, 2179799), (86, 2027720), (163, 1069840), (172, 1013860), (215, 811088), (311, 560720), (326, 534920), (344, 506930), (430, 405544), (622, 280360), (652, 267460), (688, 253465), (815, 213968), (860, 202772), (1244, 140180), (1304, 133730), (1555, 112144), (1630, 106984), (1720, 101386), (2488, 70090), (2608, 66865), (3110, 56072), (3260, 53492), (3440, 50693), (4976, 35045), (6220, 28036), (6520, 26746), (7009, 24880), (12440, 14018), (13040, 13373)]