209155590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:427

約数の個数: 192

約数和(自身を含む): 671224320

約数和(自身を除く): 462068730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 59, 63, 70, 85, 90, 102, 105, 118, 119, 126, 153, 170, 177, 210, 238, 255, 295, 306, 315, 331, 354, 357, 413, 510, 531, 590, 595, 630, 662, 714, 765, 826, 885, 993, 1003, 1062, 1071, 1190, 1239, 1530, 1655, 1770, 1785, 1986, 2006, 2065, 2142, 2317, 2478, 2655, 2979, 3009, 3310, 3570, 3717, 4130, 4634, 4965, 5015, 5310, 5355, 5627, 5958, 6018, 6195, 6951, 7021, 7434, 9027, 9930, 10030, 10710, 11254, 11585, 12390, 13902, 14042, 14895, 15045, 16881, 18054, 18585, 19529, 20853, 21063, 23170, 28135, 29790, 30090, 33762, 34755, 35105, 37170, 39058, 39389, 41706, 42126, 45135, 50643, 56270, 58587, 63189, 69510, 70210, 78778, 84405, 90270, 97645, 101286, 104265, 105315, 117174, 118167, 126378, 136703, 168810, 175761, 195290, 196945, 208530, 210630, 236334, 253215, 273406, 292935, 315945, 331993, 351522, 354501, 393890, 410109, 506430, 585870, 590835, 631890, 663986, 683515, 709002, 820218, 878805, 995979, 1181670, 1230327, 1367030, 1659965, 1757610, 1772505, 1991958, 2050545, 2323951, 2460654, 2987937, 3319930, 3545010, 4101090, 4647902, 4979895, 5975874, 6151635, 6971853, 9959790, 11619755, 12303270, 13943706, 14939685, 20915559, 23239510, 29879370, 34859265, 41831118, 69718530, 104577795, 209155590]

約数ペア:

[(1, 209155590), (2, 104577795), (3, 69718530), (5, 41831118), (6, 34859265), (7, 29879370), (9, 23239510), (10, 20915559), (14, 14939685), (15, 13943706), (17, 12303270), (18, 11619755), (21, 9959790), (30, 6971853), (34, 6151635), (35, 5975874), (42, 4979895), (45, 4647902), (51, 4101090), (59, 3545010), (63, 3319930), (70, 2987937), (85, 2460654), (90, 2323951), (102, 2050545), (105, 1991958), (118, 1772505), (119, 1757610), (126, 1659965), (153, 1367030), (170, 1230327), (177, 1181670), (210, 995979), (238, 878805), (255, 820218), (295, 709002), (306, 683515), (315, 663986), (331, 631890), (354, 590835), (357, 585870), (413, 506430), (510, 410109), (531, 393890), (590, 354501), (595, 351522), (630, 331993), (662, 315945), (714, 292935), (765, 273406), (826, 253215), (885, 236334), (993, 210630), (1003, 208530), (1062, 196945), (1071, 195290), (1190, 175761), (1239, 168810), (1530, 136703), (1655, 126378), (1770, 118167), (1785, 117174), (1986, 105315), (2006, 104265), (2065, 101286), (2142, 97645), (2317, 90270), (2478, 84405), (2655, 78778), (2979, 70210), (3009, 69510), (3310, 63189), (3570, 58587), (3717, 56270), (4130, 50643), (4634, 45135), (4965, 42126), (5015, 41706), (5310, 39389), (5355, 39058), (5627, 37170), (5958, 35105), (6018, 34755), (6195, 33762), (6951, 30090), (7021, 29790), (7434, 28135), (9027, 23170), (9930, 21063), (10030, 20853), (10710, 19529), (11254, 18585), (11585, 18054), (12390, 16881), (13902, 15045), (14042, 14895)]