727920240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{81973}}^1$

素因数の和:82026

約数の個数: 80

約数和(自身を含む): 2317568928

約数和(自身を除く): 1589648688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 81973, 163946, 245919, 327892, 409865, 491838, 655784, 819730, 983676, 1229595, 1311568, 1639460, 1967352, 2459190, 3033001, 3278920, 3934704, 4918380, 6066002, 6557840, 9099003, 9836760, 12132004, 15165005, 18198006, 19673520, 24264008, 30330010, 36396012, 45495015, 48528016, 60660020, 72792024, 90990030, 121320040, 145584048, 181980060, 242640080, 363960120, 727920240]

約数ペア:

[(1, 727920240), (2, 363960120), (3, 242640080), (4, 181980060), (5, 145584048), (6, 121320040), (8, 90990030), (10, 72792024), (12, 60660020), (15, 48528016), (16, 45495015), (20, 36396012), (24, 30330010), (30, 24264008), (37, 19673520), (40, 18198006), (48, 15165005), (60, 12132004), (74, 9836760), (80, 9099003), (111, 6557840), (120, 6066002), (148, 4918380), (185, 3934704), (222, 3278920), (240, 3033001), (296, 2459190), (370, 1967352), (444, 1639460), (555, 1311568), (592, 1229595), (740, 983676), (888, 819730), (1110, 655784), (1480, 491838), (1776, 409865), (2220, 327892), (2960, 245919), (4440, 163946), (8880, 81973)]