31381350

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 288

約数和(自身を含む): 110826240

約数和(自身を除く): 79444890

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 19, 21, 22, 25, 26, 30, 33, 35, 38, 39, 42, 50, 55, 57, 65, 66, 70, 75, 77, 78, 91, 95, 105, 110, 114, 121, 130, 133, 143, 150, 154, 165, 175, 182, 190, 195, 209, 210, 231, 242, 247, 266, 273, 275, 285, 286, 325, 330, 350, 363, 385, 390, 399, 418, 429, 455, 462, 475, 494, 525, 546, 550, 570, 605, 627, 650, 665, 715, 726, 741, 770, 798, 825, 847, 858, 910, 950, 975, 1001, 1045, 1050, 1155, 1210, 1235, 1254, 1330, 1365, 1425, 1430, 1463, 1482, 1573, 1650, 1694, 1729, 1815, 1925, 1950, 1995, 2002, 2090, 2145, 2275, 2299, 2310, 2470, 2541, 2717, 2730, 2850, 2926, 3003, 3025, 3135, 3146, 3325, 3458, 3575, 3630, 3705, 3850, 3990, 4235, 4290, 4389, 4550, 4598, 4719, 5005, 5082, 5187, 5225, 5434, 5775, 6006, 6050, 6175, 6270, 6650, 6825, 6897, 7150, 7315, 7410, 7865, 8151, 8470, 8645, 8778, 9075, 9438, 9975, 10010, 10374, 10450, 10725, 11011, 11495, 11550, 12350, 12705, 13585, 13650, 13794, 14630, 15015, 15675, 15730, 16093, 16302, 17290, 18150, 18525, 19019, 19950, 21175, 21450, 21945, 22022, 22990, 23595, 25025, 25410, 25935, 27170, 29887, 30030, 31350, 32186, 33033, 34485, 36575, 37050, 38038, 39325, 40755, 42350, 43225, 43890, 47190, 48279, 50050, 51870, 55055, 57057, 57475, 59774, 63525, 66066, 67925, 68970, 73150, 75075, 78650, 80465, 81510, 86450, 89661, 95095, 96558, 109725, 110110, 114114, 114950, 117975, 127050, 129675, 135850, 149435, 150150, 160930, 165165, 172425, 179322, 190190, 203775, 209209, 219450, 235950, 241395, 259350, 275275, 285285, 298870, 330330, 344850, 402325, 407550, 418418, 448305, 475475, 482790, 550550, 570570, 627627, 747175, 804650, 825825, 896610, 950950, 1046045, 1206975, 1255254, 1426425, 1494350, 1651650, 2092090, 2241525, 2413950, 2852850, 3138135, 4483050, 5230225, 6276270, 10460450, 15690675, 31381350]

約数ペア:

[(1, 31381350), (2, 15690675), (3, 10460450), (5, 6276270), (6, 5230225), (7, 4483050), (10, 3138135), (11, 2852850), (13, 2413950), (14, 2241525), (15, 2092090), (19, 1651650), (21, 1494350), (22, 1426425), (25, 1255254), (26, 1206975), (30, 1046045), (33, 950950), (35, 896610), (38, 825825), (39, 804650), (42, 747175), (50, 627627), (55, 570570), (57, 550550), (65, 482790), (66, 475475), (70, 448305), (75, 418418), (77, 407550), (78, 402325), (91, 344850), (95, 330330), (105, 298870), (110, 285285), (114, 275275), (121, 259350), (130, 241395), (133, 235950), (143, 219450), (150, 209209), (154, 203775), (165, 190190), (175, 179322), (182, 172425), (190, 165165), (195, 160930), (209, 150150), (210, 149435), (231, 135850), (242, 129675), (247, 127050), (266, 117975), (273, 114950), (275, 114114), (285, 110110), (286, 109725), (325, 96558), (330, 95095), (350, 89661), (363, 86450), (385, 81510), (390, 80465), (399, 78650), (418, 75075), (429, 73150), (455, 68970), (462, 67925), (475, 66066), (494, 63525), (525, 59774), (546, 57475), (550, 57057), (570, 55055), (605, 51870), (627, 50050), (650, 48279), (665, 47190), (715, 43890), (726, 43225), (741, 42350), (770, 40755), (798, 39325), (825, 38038), (847, 37050), (858, 36575), (910, 34485), (950, 33033), (975, 32186), (1001, 31350), (1045, 30030), (1050, 29887), (1155, 27170), (1210, 25935), (1235, 25410), (1254, 25025), (1330, 23595), (1365, 22990), (1425, 22022), (1430, 21945), (1463, 21450), (1482, 21175), (1573, 19950), (1650, 19019), (1694, 18525), (1729, 18150), (1815, 17290), (1925, 16302), (1950, 16093), (1995, 15730), (2002, 15675), (2090, 15015), (2145, 14630), (2275, 13794), (2299, 13650), (2310, 13585), (2470, 12705), (2541, 12350), (2717, 11550), (2730, 11495), (2850, 11011), (2926, 10725), (3003, 10450), (3025, 10374), (3135, 10010), (3146, 9975), (3325, 9438), (3458, 9075), (3575, 8778), (3630, 8645), (3705, 8470), (3850, 8151), (3990, 7865), (4235, 7410), (4290, 7315), (4389, 7150), (4550, 6897), (4598, 6825), (4719, 6650), (5005, 6270), (5082, 6175), (5187, 6050), (5225, 6006), (5434, 5775)]