74547280

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 178738560

約数和(自身を除く): 104191280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 103, 109, 166, 206, 218, 332, 412, 415, 436, 515, 545, 664, 824, 830, 872, 1030, 1090, 1328, 1648, 1660, 1744, 2060, 2180, 3320, 4120, 4360, 6640, 8240, 8549, 8720, 9047, 11227, 17098, 18094, 22454, 34196, 36188, 42745, 44908, 45235, 56135, 68392, 72376, 85490, 89816, 90470, 112270, 136784, 144752, 170980, 179632, 180940, 224540, 341960, 361880, 449080, 683920, 723760, 898160, 931841, 1863682, 3727364, 4659205, 7454728, 9318410, 14909456, 18636820, 37273640, 74547280]

約数ペア:

[(1, 74547280), (2, 37273640), (4, 18636820), (5, 14909456), (8, 9318410), (10, 7454728), (16, 4659205), (20, 3727364), (40, 1863682), (80, 931841), (83, 898160), (103, 723760), (109, 683920), (166, 449080), (206, 361880), (218, 341960), (332, 224540), (412, 180940), (415, 179632), (436, 170980), (515, 144752), (545, 136784), (664, 112270), (824, 90470), (830, 89816), (872, 85490), (1030, 72376), (1090, 68392), (1328, 56135), (1648, 45235), (1660, 44908), (1744, 42745), (2060, 36188), (2180, 34196), (3320, 22454), (4120, 18094), (4360, 17098), (6640, 11227), (8240, 9047), (8549, 8720)]