1780565600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 288

約数和(自身を含む): 5021678592

約数和(自身を除く): 3241112992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 61, 62, 80, 88, 100, 107, 110, 122, 124, 155, 160, 176, 200, 214, 220, 244, 248, 275, 305, 310, 341, 352, 400, 428, 440, 488, 496, 535, 550, 610, 620, 671, 682, 775, 800, 856, 880, 976, 992, 1070, 1100, 1177, 1220, 1240, 1342, 1364, 1525, 1550, 1705, 1712, 1760, 1891, 1952, 2140, 2200, 2354, 2440, 2480, 2675, 2684, 2728, 3050, 3100, 3317, 3355, 3410, 3424, 3782, 4280, 4400, 4708, 4880, 4960, 5350, 5368, 5456, 5885, 6100, 6200, 6527, 6634, 6710, 6820, 7564, 8525, 8560, 8800, 9416, 9455, 9760, 10700, 10736, 10912, 11770, 12200, 12400, 13054, 13268, 13420, 13640, 15128, 16585, 16775, 17050, 17120, 18832, 18910, 20801, 21400, 21472, 23540, 24400, 24800, 26108, 26536, 26840, 27280, 29425, 30256, 32635, 33170, 33550, 34100, 36487, 37664, 37820, 41602, 42800, 47080, 47275, 48800, 52216, 53072, 53680, 54560, 58850, 60512, 65270, 66340, 67100, 68200, 71797, 72974, 75640, 82925, 83204, 85600, 94160, 94550, 104005, 104432, 106144, 107360, 117700, 130540, 132680, 134200, 136400, 143594, 145948, 151280, 163175, 165850, 166408, 182435, 188320, 189100, 202337, 208010, 208864, 235400, 261080, 265360, 268400, 272800, 287188, 291896, 302560, 326350, 331700, 332816, 358985, 364870, 378200, 404674, 416020, 470800, 520025, 522160, 530720, 536800, 574376, 583792, 652700, 663400, 665632, 717970, 729740, 756400, 809348, 832040, 912175, 941600, 1011685, 1040050, 1044320, 1148752, 1167584, 1305400, 1326800, 1435940, 1459480, 1512800, 1618696, 1664080, 1794925, 1824350, 2023370, 2080100, 2225707, 2297504, 2610800, 2653600, 2871880, 2918960, 3237392, 3328160, 3589850, 3648700, 4046740, 4160200, 4451414, 5058425, 5221600, 5743760, 5837920, 6474784, 7179700, 7297400, 8093480, 8320400, 8902828, 10116850, 11128535, 11487520, 14359400, 14594800, 16186960, 16640800, 17805656, 20233700, 22257070, 28718800, 29189600, 32373920, 35611312, 40467400, 44514140, 55642675, 57437600, 71222624, 80934800, 89028280, 111285350, 161869600, 178056560, 222570700, 356113120, 445141400, 890282800, 1780565600]

約数ペア:

[(1, 1780565600), (2, 890282800), (4, 445141400), (5, 356113120), (8, 222570700), (10, 178056560), (11, 161869600), (16, 111285350), (20, 89028280), (22, 80934800), (25, 71222624), (31, 57437600), (32, 55642675), (40, 44514140), (44, 40467400), (50, 35611312), (55, 32373920), (61, 29189600), (62, 28718800), (80, 22257070), (88, 20233700), (100, 17805656), (107, 16640800), (110, 16186960), (122, 14594800), (124, 14359400), (155, 11487520), (160, 11128535), (176, 10116850), (200, 8902828), (214, 8320400), (220, 8093480), (244, 7297400), (248, 7179700), (275, 6474784), (305, 5837920), (310, 5743760), (341, 5221600), (352, 5058425), (400, 4451414), (428, 4160200), (440, 4046740), (488, 3648700), (496, 3589850), (535, 3328160), (550, 3237392), (610, 2918960), (620, 2871880), (671, 2653600), (682, 2610800), (775, 2297504), (800, 2225707), (856, 2080100), (880, 2023370), (976, 1824350), (992, 1794925), (1070, 1664080), (1100, 1618696), (1177, 1512800), (1220, 1459480), (1240, 1435940), (1342, 1326800), (1364, 1305400), (1525, 1167584), (1550, 1148752), (1705, 1044320), (1712, 1040050), (1760, 1011685), (1891, 941600), (1952, 912175), (2140, 832040), (2200, 809348), (2354, 756400), (2440, 729740), (2480, 717970), (2675, 665632), (2684, 663400), (2728, 652700), (3050, 583792), (3100, 574376), (3317, 536800), (3355, 530720), (3410, 522160), (3424, 520025), (3782, 470800), (4280, 416020), (4400, 404674), (4708, 378200), (4880, 364870), (4960, 358985), (5350, 332816), (5368, 331700), (5456, 326350), (5885, 302560), (6100, 291896), (6200, 287188), (6527, 272800), (6634, 268400), (6710, 265360), (6820, 261080), (7564, 235400), (8525, 208864), (8560, 208010), (8800, 202337), (9416, 189100), (9455, 188320), (9760, 182435), (10700, 166408), (10736, 165850), (10912, 163175), (11770, 151280), (12200, 145948), (12400, 143594), (13054, 136400), (13268, 134200), (13420, 132680), (13640, 130540), (15128, 117700), (16585, 107360), (16775, 106144), (17050, 104432), (17120, 104005), (18832, 94550), (18910, 94160), (20801, 85600), (21400, 83204), (21472, 82925), (23540, 75640), (24400, 72974), (24800, 71797), (26108, 68200), (26536, 67100), (26840, 66340), (27280, 65270), (29425, 60512), (30256, 58850), (32635, 54560), (33170, 53680), (33550, 53072), (34100, 52216), (36487, 48800), (37664, 47275), (37820, 47080), (41602, 42800)]