90450540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 304819200

約数和(自身を除く): 214368660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 59, 60, 68, 85, 90, 102, 108, 118, 135, 153, 167, 170, 177, 180, 204, 236, 255, 270, 295, 306, 334, 340, 354, 459, 501, 510, 531, 540, 590, 612, 668, 708, 765, 835, 885, 918, 1002, 1003, 1020, 1062, 1180, 1503, 1530, 1593, 1670, 1770, 1836, 2004, 2006, 2124, 2295, 2505, 2655, 2839, 3006, 3009, 3060, 3186, 3340, 3540, 4012, 4509, 4590, 5010, 5015, 5310, 5678, 6012, 6018, 6372, 7515, 7965, 8517, 9018, 9027, 9180, 9853, 10020, 10030, 10620, 11356, 12036, 14195, 15030, 15045, 15930, 17034, 18036, 18054, 19706, 20060, 22545, 25551, 27081, 28390, 29559, 30060, 30090, 31860, 34068, 36108, 39412, 42585, 45090, 45135, 49265, 51102, 54162, 56780, 59118, 60180, 76653, 85170, 88677, 90180, 90270, 98530, 102204, 108324, 118236, 127755, 135405, 147795, 153306, 167501, 170340, 177354, 180540, 197060, 255510, 266031, 270810, 295590, 306612, 335002, 354708, 383265, 443385, 502503, 511020, 532062, 541620, 591180, 670004, 766530, 837505, 886770, 1005006, 1064124, 1330155, 1507509, 1533060, 1675010, 1773540, 2010012, 2512515, 2660310, 3015018, 3350020, 4522527, 5025030, 5320620, 6030036, 7537545, 9045054, 10050060, 15075090, 18090108, 22612635, 30150180, 45225270, 90450540]

約数ペア:

[(1, 90450540), (2, 45225270), (3, 30150180), (4, 22612635), (5, 18090108), (6, 15075090), (9, 10050060), (10, 9045054), (12, 7537545), (15, 6030036), (17, 5320620), (18, 5025030), (20, 4522527), (27, 3350020), (30, 3015018), (34, 2660310), (36, 2512515), (45, 2010012), (51, 1773540), (54, 1675010), (59, 1533060), (60, 1507509), (68, 1330155), (85, 1064124), (90, 1005006), (102, 886770), (108, 837505), (118, 766530), (135, 670004), (153, 591180), (167, 541620), (170, 532062), (177, 511020), (180, 502503), (204, 443385), (236, 383265), (255, 354708), (270, 335002), (295, 306612), (306, 295590), (334, 270810), (340, 266031), (354, 255510), (459, 197060), (501, 180540), (510, 177354), (531, 170340), (540, 167501), (590, 153306), (612, 147795), (668, 135405), (708, 127755), (765, 118236), (835, 108324), (885, 102204), (918, 98530), (1002, 90270), (1003, 90180), (1020, 88677), (1062, 85170), (1180, 76653), (1503, 60180), (1530, 59118), (1593, 56780), (1670, 54162), (1770, 51102), (1836, 49265), (2004, 45135), (2006, 45090), (2124, 42585), (2295, 39412), (2505, 36108), (2655, 34068), (2839, 31860), (3006, 30090), (3009, 30060), (3060, 29559), (3186, 28390), (3340, 27081), (3540, 25551), (4012, 22545), (4509, 20060), (4590, 19706), (5010, 18054), (5015, 18036), (5310, 17034), (5678, 15930), (6012, 15045), (6018, 15030), (6372, 14195), (7515, 12036), (7965, 11356), (8517, 10620), (9018, 10030), (9027, 10020), (9180, 9853)]