309645050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 709287936

約数和(自身を除く): 399642886

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 110, 121, 127, 130, 143, 155, 242, 254, 275, 286, 310, 325, 341, 403, 550, 605, 635, 650, 682, 715, 775, 806, 1210, 1270, 1397, 1430, 1550, 1573, 1651, 1705, 2015, 2794, 3025, 3146, 3175, 3302, 3410, 3575, 3751, 3937, 4030, 4433, 6050, 6350, 6985, 7150, 7502, 7865, 7874, 8255, 8525, 8866, 10075, 13970, 15367, 15730, 16510, 17050, 18161, 18755, 19685, 20150, 22165, 30734, 34925, 36322, 37510, 39325, 39370, 41275, 43307, 44330, 48763, 51181, 69850, 76835, 78650, 82550, 86614, 90805, 93775, 97526, 98425, 102362, 110825, 153670, 181610, 187550, 196850, 199771, 216535, 221650, 243815, 255905, 384175, 399542, 433070, 454025, 476377, 487630, 511810, 562991, 768350, 908050, 952754, 998855, 1082675, 1125982, 1219075, 1279525, 1997710, 2165350, 2381885, 2438150, 2559050, 2814955, 4763770, 4994275, 5629910, 6192901, 9988550, 11909425, 12385802, 14074775, 23818850, 28149550, 30964505, 61929010, 154822525, 309645050]

約数ペア:

[(1, 309645050), (2, 154822525), (5, 61929010), (10, 30964505), (11, 28149550), (13, 23818850), (22, 14074775), (25, 12385802), (26, 11909425), (31, 9988550), (50, 6192901), (55, 5629910), (62, 4994275), (65, 4763770), (110, 2814955), (121, 2559050), (127, 2438150), (130, 2381885), (143, 2165350), (155, 1997710), (242, 1279525), (254, 1219075), (275, 1125982), (286, 1082675), (310, 998855), (325, 952754), (341, 908050), (403, 768350), (550, 562991), (605, 511810), (635, 487630), (650, 476377), (682, 454025), (715, 433070), (775, 399542), (806, 384175), (1210, 255905), (1270, 243815), (1397, 221650), (1430, 216535), (1550, 199771), (1573, 196850), (1651, 187550), (1705, 181610), (2015, 153670), (2794, 110825), (3025, 102362), (3146, 98425), (3175, 97526), (3302, 93775), (3410, 90805), (3575, 86614), (3751, 82550), (3937, 78650), (4030, 76835), (4433, 69850), (6050, 51181), (6350, 48763), (6985, 44330), (7150, 43307), (7502, 41275), (7865, 39370), (7874, 39325), (8255, 37510), (8525, 36322), (8866, 34925), (10075, 30734), (13970, 22165), (15367, 20150), (15730, 19685), (16510, 18755), (17050, 18161)]