780804540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{33113}}^1$

素因数の和:33259

約数の個数: 72

約数和(自身を含む): 2386592208

約数和(自身を除く): 1605787668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 11790, 23580, 33113, 66226, 99339, 132452, 165565, 198678, 298017, 331130, 397356, 496695, 596034, 662260, 993390, 1192068, 1490085, 1986780, 2980170, 4337803, 5960340, 8675606, 13013409, 17351212, 21689015, 26026818, 39040227, 43378030, 52053636, 65067045, 78080454, 86756060, 130134090, 156160908, 195201135, 260268180, 390402270, 780804540]

約数ペア:

[(1, 780804540), (2, 390402270), (3, 260268180), (4, 195201135), (5, 156160908), (6, 130134090), (9, 86756060), (10, 78080454), (12, 65067045), (15, 52053636), (18, 43378030), (20, 39040227), (30, 26026818), (36, 21689015), (45, 17351212), (60, 13013409), (90, 8675606), (131, 5960340), (180, 4337803), (262, 2980170), (393, 1986780), (524, 1490085), (655, 1192068), (786, 993390), (1179, 662260), (1310, 596034), (1572, 496695), (1965, 397356), (2358, 331130), (2620, 298017), (3930, 198678), (4716, 165565), (5895, 132452), (7860, 99339), (11790, 66226), (23580, 33113)]