91841220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 292131840

約数和(自身を除く): 200290620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 109, 124, 151, 155, 180, 186, 218, 279, 302, 310, 327, 372, 436, 453, 465, 545, 558, 604, 620, 654, 755, 906, 930, 981, 1090, 1116, 1308, 1359, 1395, 1510, 1635, 1812, 1860, 1962, 2180, 2265, 2718, 2790, 3020, 3270, 3379, 3924, 4530, 4681, 4905, 5436, 5580, 6540, 6758, 6795, 9060, 9362, 9810, 10137, 13516, 13590, 14043, 16459, 16895, 18724, 19620, 20274, 23405, 27180, 28086, 30411, 32918, 33790, 40548, 42129, 46810, 49377, 50685, 56172, 60822, 65836, 67580, 70215, 82295, 84258, 93620, 98754, 101370, 121644, 140430, 148131, 152055, 164590, 168516, 197508, 202740, 210645, 246885, 280860, 296262, 304110, 329180, 421290, 493770, 510229, 592524, 608220, 740655, 842580, 987540, 1020458, 1481310, 1530687, 2040916, 2551145, 2962620, 3061374, 4592061, 5102290, 6122748, 7653435, 9184122, 10204580, 15306870, 18368244, 22960305, 30613740, 45920610, 91841220]

約数ペア:

[(1, 91841220), (2, 45920610), (3, 30613740), (4, 22960305), (5, 18368244), (6, 15306870), (9, 10204580), (10, 9184122), (12, 7653435), (15, 6122748), (18, 5102290), (20, 4592061), (30, 3061374), (31, 2962620), (36, 2551145), (45, 2040916), (60, 1530687), (62, 1481310), (90, 1020458), (93, 987540), (109, 842580), (124, 740655), (151, 608220), (155, 592524), (180, 510229), (186, 493770), (218, 421290), (279, 329180), (302, 304110), (310, 296262), (327, 280860), (372, 246885), (436, 210645), (453, 202740), (465, 197508), (545, 168516), (558, 164590), (604, 152055), (620, 148131), (654, 140430), (755, 121644), (906, 101370), (930, 98754), (981, 93620), (1090, 84258), (1116, 82295), (1308, 70215), (1359, 67580), (1395, 65836), (1510, 60822), (1635, 56172), (1812, 50685), (1860, 49377), (1962, 46810), (2180, 42129), (2265, 40548), (2718, 33790), (2790, 32918), (3020, 30411), (3270, 28086), (3379, 27180), (3924, 23405), (4530, 20274), (4681, 19620), (4905, 18724), (5436, 16895), (5580, 16459), (6540, 14043), (6758, 13590), (6795, 13516), (9060, 10137), (9362, 9810)]