2018734260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 5904235008

約数和(自身を除く): 3885500748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 157, 186, 223, 310, 314, 372, 446, 465, 471, 620, 628, 669, 785, 892, 930, 942, 961, 1115, 1338, 1570, 1860, 1884, 1922, 2230, 2355, 2676, 2883, 3140, 3345, 3844, 4460, 4710, 4805, 4867, 5766, 6690, 6913, 9420, 9610, 9734, 11532, 13380, 13826, 14415, 14601, 19220, 19468, 20739, 24335, 27652, 28830, 29202, 34565, 35011, 41478, 48670, 57660, 58404, 69130, 70022, 73005, 82956, 97340, 103695, 105033, 138260, 140044, 146010, 150877, 175055, 207390, 210066, 214303, 292020, 301754, 350110, 414780, 420132, 428606, 452631, 525165, 603508, 642909, 700220, 754385, 857212, 905262, 1050330, 1071515, 1085341, 1285818, 1508770, 1810524, 2100660, 2143030, 2170682, 2263155, 2571636, 3017540, 3214545, 3256023, 4286060, 4341364, 4526310, 5426705, 6429090, 6512046, 9052620, 10853410, 12858180, 13024092, 16280115, 21706820, 32560230, 33645571, 65120460, 67291142, 100936713, 134582284, 168227855, 201873426, 336455710, 403746852, 504683565, 672911420, 1009367130, 2018734260]

約数ペア:

[(1, 2018734260), (2, 1009367130), (3, 672911420), (4, 504683565), (5, 403746852), (6, 336455710), (10, 201873426), (12, 168227855), (15, 134582284), (20, 100936713), (30, 67291142), (31, 65120460), (60, 33645571), (62, 32560230), (93, 21706820), (124, 16280115), (155, 13024092), (157, 12858180), (186, 10853410), (223, 9052620), (310, 6512046), (314, 6429090), (372, 5426705), (446, 4526310), (465, 4341364), (471, 4286060), (620, 3256023), (628, 3214545), (669, 3017540), (785, 2571636), (892, 2263155), (930, 2170682), (942, 2143030), (961, 2100660), (1115, 1810524), (1338, 1508770), (1570, 1285818), (1860, 1085341), (1884, 1071515), (1922, 1050330), (2230, 905262), (2355, 857212), (2676, 754385), (2883, 700220), (3140, 642909), (3345, 603508), (3844, 525165), (4460, 452631), (4710, 428606), (4805, 420132), (4867, 414780), (5766, 350110), (6690, 301754), (6913, 292020), (9420, 214303), (9610, 210066), (9734, 207390), (11532, 175055), (13380, 150877), (13826, 146010), (14415, 140044), (14601, 138260), (19220, 105033), (19468, 103695), (20739, 97340), (24335, 82956), (27652, 73005), (28830, 70022), (29202, 69130), (34565, 58404), (35011, 57660), (41478, 48670)]