16681680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{7723}}^1$

素因数の和:7745

約数の個数: 80

約数和(自身を含む): 57466560

約数和(自身を除く): 40784880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 7723, 15446, 23169, 30892, 38615, 46338, 61784, 69507, 77230, 92676, 115845, 123568, 139014, 154460, 185352, 208521, 231690, 278028, 308920, 347535, 370704, 417042, 463380, 556056, 617840, 695070, 834084, 926760, 1042605, 1112112, 1390140, 1668168, 1853520, 2085210, 2780280, 3336336, 4170420, 5560560, 8340840, 16681680]

約数ペア:

[(1, 16681680), (2, 8340840), (3, 5560560), (4, 4170420), (5, 3336336), (6, 2780280), (8, 2085210), (9, 1853520), (10, 1668168), (12, 1390140), (15, 1112112), (16, 1042605), (18, 926760), (20, 834084), (24, 695070), (27, 617840), (30, 556056), (36, 463380), (40, 417042), (45, 370704), (48, 347535), (54, 308920), (60, 278028), (72, 231690), (80, 208521), (90, 185352), (108, 154460), (120, 139014), (135, 123568), (144, 115845), (180, 92676), (216, 77230), (240, 69507), (270, 61784), (360, 46338), (432, 38615), (540, 30892), (720, 23169), (1080, 15446), (2160, 7723)]