320891490

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{69911}}^1$

素因数の和:69944

約数の個数: 64

約数和(自身を含む): 906059520

約数和(自身を除く): 585168030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4590, 69911, 139822, 209733, 349555, 419466, 629199, 699110, 1048665, 1188487, 1258398, 1887597, 2097330, 2376974, 3145995, 3565461, 3775194, 5942435, 6291990, 7130922, 9437985, 10696383, 11884870, 17827305, 18875970, 21392766, 32089149, 35654610, 53481915, 64178298, 106963830, 160445745, 320891490]

約数ペア:

[(1, 320891490), (2, 160445745), (3, 106963830), (5, 64178298), (6, 53481915), (9, 35654610), (10, 32089149), (15, 21392766), (17, 18875970), (18, 17827305), (27, 11884870), (30, 10696383), (34, 9437985), (45, 7130922), (51, 6291990), (54, 5942435), (85, 3775194), (90, 3565461), (102, 3145995), (135, 2376974), (153, 2097330), (170, 1887597), (255, 1258398), (270, 1188487), (306, 1048665), (459, 699110), (510, 629199), (765, 419466), (918, 349555), (1530, 209733), (2295, 139822), (4590, 69911)]