31020060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 90780480

約数和(自身を除く): 59760420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 89, 111, 148, 157, 178, 185, 222, 267, 314, 356, 370, 444, 445, 471, 534, 555, 628, 740, 785, 890, 942, 1068, 1110, 1335, 1570, 1780, 1884, 2220, 2355, 2670, 3140, 3293, 4710, 5340, 5809, 6586, 9420, 9879, 11618, 13172, 13973, 16465, 17427, 19758, 23236, 27946, 29045, 32930, 34854, 39516, 41919, 49395, 55892, 58090, 65860, 69708, 69865, 83838, 87135, 98790, 116180, 139730, 167676, 174270, 197580, 209595, 279460, 348540, 419190, 517001, 838380, 1034002, 1551003, 2068004, 2585005, 3102006, 5170010, 6204012, 7755015, 10340020, 15510030, 31020060]

約数ペア:

[(1, 31020060), (2, 15510030), (3, 10340020), (4, 7755015), (5, 6204012), (6, 5170010), (10, 3102006), (12, 2585005), (15, 2068004), (20, 1551003), (30, 1034002), (37, 838380), (60, 517001), (74, 419190), (89, 348540), (111, 279460), (148, 209595), (157, 197580), (178, 174270), (185, 167676), (222, 139730), (267, 116180), (314, 98790), (356, 87135), (370, 83838), (444, 69865), (445, 69708), (471, 65860), (534, 58090), (555, 55892), (628, 49395), (740, 41919), (785, 39516), (890, 34854), (942, 32930), (1068, 29045), (1110, 27946), (1335, 23236), (1570, 19758), (1780, 17427), (1884, 16465), (2220, 13973), (2355, 13172), (2670, 11618), (3140, 9879), (3293, 9420), (4710, 6586), (5340, 5809)]