256444650

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2467}}^1$

素因数の和:2506

約数の個数: 192

約数和(自身を含む): 881372160

約数和(自身を除く): 624927510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 27, 30, 33, 35, 42, 45, 50, 54, 55, 63, 66, 70, 75, 77, 90, 99, 105, 110, 126, 135, 150, 154, 165, 175, 189, 198, 210, 225, 231, 270, 275, 297, 315, 330, 350, 378, 385, 450, 462, 495, 525, 550, 594, 630, 675, 693, 770, 825, 945, 990, 1050, 1155, 1350, 1386, 1485, 1575, 1650, 1890, 1925, 2079, 2310, 2467, 2475, 2970, 3150, 3465, 3850, 4158, 4725, 4934, 4950, 5775, 6930, 7401, 7425, 9450, 10395, 11550, 12335, 14802, 14850, 17269, 17325, 20790, 22203, 24670, 27137, 34538, 34650, 37005, 44406, 51807, 51975, 54274, 61675, 66609, 74010, 81411, 86345, 103614, 103950, 111015, 123350, 133218, 135685, 155421, 162822, 172690, 185025, 189959, 222030, 244233, 259035, 271370, 310842, 333045, 370050, 379918, 407055, 431725, 466263, 488466, 518070, 555075, 569877, 666090, 678425, 732699, 777105, 814110, 863450, 932526, 949795, 1110150, 1139754, 1221165, 1295175, 1356850, 1465398, 1554210, 1665225, 1709631, 1899590, 2035275, 2331315, 2442330, 2590350, 2849385, 3330450, 3419262, 3663495, 3885525, 4070550, 4662630, 4748975, 5128893, 5698770, 6105825, 7326990, 7771050, 8548155, 9497950, 10257786, 11656575, 12211650, 14246925, 17096310, 18317475, 23313150, 25644465, 28493850, 36634950, 42740775, 51288930, 85481550, 128222325, 256444650]

約数ペア:

[(1, 256444650), (2, 128222325), (3, 85481550), (5, 51288930), (6, 42740775), (7, 36634950), (9, 28493850), (10, 25644465), (11, 23313150), (14, 18317475), (15, 17096310), (18, 14246925), (21, 12211650), (22, 11656575), (25, 10257786), (27, 9497950), (30, 8548155), (33, 7771050), (35, 7326990), (42, 6105825), (45, 5698770), (50, 5128893), (54, 4748975), (55, 4662630), (63, 4070550), (66, 3885525), (70, 3663495), (75, 3419262), (77, 3330450), (90, 2849385), (99, 2590350), (105, 2442330), (110, 2331315), (126, 2035275), (135, 1899590), (150, 1709631), (154, 1665225), (165, 1554210), (175, 1465398), (189, 1356850), (198, 1295175), (210, 1221165), (225, 1139754), (231, 1110150), (270, 949795), (275, 932526), (297, 863450), (315, 814110), (330, 777105), (350, 732699), (378, 678425), (385, 666090), (450, 569877), (462, 555075), (495, 518070), (525, 488466), (550, 466263), (594, 431725), (630, 407055), (675, 379918), (693, 370050), (770, 333045), (825, 310842), (945, 271370), (990, 259035), (1050, 244233), (1155, 222030), (1350, 189959), (1386, 185025), (1485, 172690), (1575, 162822), (1650, 155421), (1890, 135685), (1925, 133218), (2079, 123350), (2310, 111015), (2467, 103950), (2475, 103614), (2970, 86345), (3150, 81411), (3465, 74010), (3850, 66609), (4158, 61675), (4725, 54274), (4934, 51975), (4950, 51807), (5775, 44406), (6930, 37005), (7401, 34650), (7425, 34538), (9450, 27137), (10395, 24670), (11550, 22203), (12335, 20790), (14802, 17325), (14850, 17269)]