78793380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23039}}^1$

素因数の和:23073

約数の個数: 72

約数和(自身を含む): 251596800

約数和(自身を除く): 172803420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23039, 46078, 69117, 92156, 115195, 138234, 207351, 230390, 276468, 345585, 414702, 437741, 460780, 691170, 829404, 875482, 1036755, 1313223, 1382340, 1750964, 2073510, 2188705, 2626446, 3939669, 4147020, 4377410, 5252892, 6566115, 7879338, 8754820, 13132230, 15758676, 19698345, 26264460, 39396690, 78793380]

約数ペア:

[(1, 78793380), (2, 39396690), (3, 26264460), (4, 19698345), (5, 15758676), (6, 13132230), (9, 8754820), (10, 7879338), (12, 6566115), (15, 5252892), (18, 4377410), (19, 4147020), (20, 3939669), (30, 2626446), (36, 2188705), (38, 2073510), (45, 1750964), (57, 1382340), (60, 1313223), (76, 1036755), (90, 875482), (95, 829404), (114, 691170), (171, 460780), (180, 437741), (190, 414702), (228, 345585), (285, 276468), (342, 230390), (380, 207351), (570, 138234), (684, 115195), (855, 92156), (1140, 69117), (1710, 46078), (3420, 23039)]