789099660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71867}}^1$

素因数の和:71943

約数の個数: 72

約数和(自身を含む): 2432875536

約数和(自身を除く): 1643775876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 71867, 143734, 215601, 287468, 359335, 431202, 646803, 718670, 862404, 1078005, 1293606, 1437340, 2156010, 2587212, 3234015, 4312020, 4383887, 6468030, 8767774, 12936060, 13151661, 17535548, 21919435, 26303322, 39454983, 43838870, 52606644, 65758305, 78909966, 87677740, 131516610, 157819932, 197274915, 263033220, 394549830, 789099660]

約数ペア:

[(1, 789099660), (2, 394549830), (3, 263033220), (4, 197274915), (5, 157819932), (6, 131516610), (9, 87677740), (10, 78909966), (12, 65758305), (15, 52606644), (18, 43838870), (20, 39454983), (30, 26303322), (36, 21919435), (45, 17535548), (60, 13151661), (61, 12936060), (90, 8767774), (122, 6468030), (180, 4383887), (183, 4312020), (244, 3234015), (305, 2587212), (366, 2156010), (549, 1437340), (610, 1293606), (732, 1078005), (915, 862404), (1098, 718670), (1220, 646803), (1830, 431202), (2196, 359335), (2745, 287468), (3660, 215601), (5490, 143734), (10980, 71867)]