47071980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15383}}^1$

素因数の和:15415

約数の個数: 72

約数和(自身を含む): 151193952

約数和(自身を除く): 104121972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 15383, 30766, 46149, 61532, 76915, 92298, 138447, 153830, 184596, 230745, 261511, 276894, 307660, 461490, 523022, 553788, 692235, 784533, 922980, 1046044, 1307555, 1384470, 1569066, 2353599, 2615110, 2768940, 3138132, 3922665, 4707198, 5230220, 7845330, 9414396, 11767995, 15690660, 23535990, 47071980]

約数ペア:

[(1, 47071980), (2, 23535990), (3, 15690660), (4, 11767995), (5, 9414396), (6, 7845330), (9, 5230220), (10, 4707198), (12, 3922665), (15, 3138132), (17, 2768940), (18, 2615110), (20, 2353599), (30, 1569066), (34, 1384470), (36, 1307555), (45, 1046044), (51, 922980), (60, 784533), (68, 692235), (85, 553788), (90, 523022), (102, 461490), (153, 307660), (170, 276894), (180, 261511), (204, 230745), (255, 184596), (306, 153830), (340, 138447), (510, 92298), (612, 76915), (765, 61532), (1020, 46149), (1530, 30766), (3060, 15383)]