806398040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1523}}^1$

素因数の和:1633

約数の個数: 128

約数和(自身を含む): 2177003520

約数和(自身を除く): 1370605480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 244, 248, 280, 305, 310, 427, 434, 488, 610, 620, 854, 868, 1085, 1220, 1240, 1523, 1708, 1736, 1891, 2135, 2170, 2440, 3046, 3416, 3782, 4270, 4340, 6092, 7564, 7615, 8540, 8680, 9455, 10661, 12184, 13237, 15128, 15230, 17080, 18910, 21322, 26474, 30460, 37820, 42644, 47213, 52948, 53305, 60920, 66185, 75640, 85288, 92903, 94426, 105896, 106610, 132370, 185806, 188852, 213220, 236065, 264740, 330491, 371612, 377704, 426440, 464515, 472130, 529480, 650321, 660982, 743224, 929030, 944260, 1300642, 1321964, 1652455, 1858060, 1888520, 2601284, 2643928, 2879993, 3251605, 3304910, 3716120, 5202568, 5759986, 6503210, 6609820, 11519972, 13006420, 13219640, 14399965, 20159951, 23039944, 26012840, 28799930, 40319902, 57599860, 80639804, 100799755, 115199720, 161279608, 201599510, 403199020, 806398040]

約数ペア:

[(1, 806398040), (2, 403199020), (4, 201599510), (5, 161279608), (7, 115199720), (8, 100799755), (10, 80639804), (14, 57599860), (20, 40319902), (28, 28799930), (31, 26012840), (35, 23039944), (40, 20159951), (56, 14399965), (61, 13219640), (62, 13006420), (70, 11519972), (122, 6609820), (124, 6503210), (140, 5759986), (155, 5202568), (217, 3716120), (244, 3304910), (248, 3251605), (280, 2879993), (305, 2643928), (310, 2601284), (427, 1888520), (434, 1858060), (488, 1652455), (610, 1321964), (620, 1300642), (854, 944260), (868, 929030), (1085, 743224), (1220, 660982), (1240, 650321), (1523, 529480), (1708, 472130), (1736, 464515), (1891, 426440), (2135, 377704), (2170, 371612), (2440, 330491), (3046, 264740), (3416, 236065), (3782, 213220), (4270, 188852), (4340, 185806), (6092, 132370), (7564, 106610), (7615, 105896), (8540, 94426), (8680, 92903), (9455, 85288), (10661, 75640), (12184, 66185), (13237, 60920), (15128, 53305), (15230, 52948), (17080, 47213), (18910, 42644), (21322, 37820), (26474, 30460)]