1211759820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1697}}^1\times {\mathrm{3967}}^1$

素因数の和:5679

約数の個数: 72

約数和(自身を含む): 3678764544

約数和(自身を除く): 2467004724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1697, 3394, 3967, 5091, 6788, 7934, 8485, 10182, 11901, 15273, 15868, 16970, 19835, 20364, 23802, 25455, 30546, 33940, 35703, 39670, 47604, 50910, 59505, 61092, 71406, 76365, 79340, 101820, 119010, 142812, 152730, 178515, 238020, 305460, 357030, 714060, 6731999, 13463998, 20195997, 26927996, 33659995, 40391994, 60587991, 67319990, 80783988, 100979985, 121175982, 134639980, 201959970, 242351964, 302939955, 403919940, 605879910, 1211759820]

約数ペア:

[(1, 1211759820), (2, 605879910), (3, 403919940), (4, 302939955), (5, 242351964), (6, 201959970), (9, 134639980), (10, 121175982), (12, 100979985), (15, 80783988), (18, 67319990), (20, 60587991), (30, 40391994), (36, 33659995), (45, 26927996), (60, 20195997), (90, 13463998), (180, 6731999), (1697, 714060), (3394, 357030), (3967, 305460), (5091, 238020), (6788, 178515), (7934, 152730), (8485, 142812), (10182, 119010), (11901, 101820), (15273, 79340), (15868, 76365), (16970, 71406), (19835, 61092), (20364, 59505), (23802, 50910), (25455, 47604), (30546, 39670), (33940, 35703)]