664709520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1057

約数の個数: 160

約数和(自身を含む): 2195538048

約数和(自身を除く): 1530828528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 197, 204, 240, 255, 272, 340, 394, 408, 510, 591, 680, 788, 816, 827, 985, 1020, 1182, 1360, 1576, 1654, 1970, 2040, 2364, 2481, 2955, 3152, 3308, 3349, 3940, 4080, 4135, 4728, 4962, 5910, 6616, 6698, 7880, 8270, 9456, 9924, 10047, 11820, 12405, 13232, 13396, 14059, 15760, 16540, 16745, 19848, 20094, 23640, 24810, 26792, 28118, 33080, 33490, 39696, 40188, 42177, 47280, 49620, 50235, 53584, 56236, 66160, 66980, 70295, 80376, 84354, 99240, 100470, 112472, 133960, 140590, 160752, 162919, 168708, 198480, 200940, 210885, 224944, 267920, 281180, 325838, 337416, 401880, 421770, 488757, 562360, 651676, 674832, 803760, 814595, 843540, 977514, 1124720, 1303352, 1629190, 1687080, 1955028, 2443785, 2606704, 2769623, 3258380, 3374160, 3910056, 4887570, 5539246, 6516760, 7820112, 8308869, 9775140, 11078492, 13033520, 13848115, 16617738, 19550280, 22156984, 27696230, 33235476, 39100560, 41544345, 44313968, 55392460, 66470952, 83088690, 110784920, 132941904, 166177380, 221569840, 332354760, 664709520]

約数ペア:

[(1, 664709520), (2, 332354760), (3, 221569840), (4, 166177380), (5, 132941904), (6, 110784920), (8, 83088690), (10, 66470952), (12, 55392460), (15, 44313968), (16, 41544345), (17, 39100560), (20, 33235476), (24, 27696230), (30, 22156984), (34, 19550280), (40, 16617738), (48, 13848115), (51, 13033520), (60, 11078492), (68, 9775140), (80, 8308869), (85, 7820112), (102, 6516760), (120, 5539246), (136, 4887570), (170, 3910056), (197, 3374160), (204, 3258380), (240, 2769623), (255, 2606704), (272, 2443785), (340, 1955028), (394, 1687080), (408, 1629190), (510, 1303352), (591, 1124720), (680, 977514), (788, 843540), (816, 814595), (827, 803760), (985, 674832), (1020, 651676), (1182, 562360), (1360, 488757), (1576, 421770), (1654, 401880), (1970, 337416), (2040, 325838), (2364, 281180), (2481, 267920), (2955, 224944), (3152, 210885), (3308, 200940), (3349, 198480), (3940, 168708), (4080, 162919), (4135, 160752), (4728, 140590), (4962, 133960), (5910, 112472), (6616, 100470), (6698, 99240), (7880, 84354), (8270, 80376), (9456, 70295), (9924, 66980), (10047, 66160), (11820, 56236), (12405, 53584), (13232, 50235), (13396, 49620), (14059, 47280), (15760, 42177), (16540, 40188), (16745, 39696), (19848, 33490), (20094, 33080), (23640, 28118), (24810, 26792)]