390668880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12239}}^1$

素因数の和:12281

約数の個数: 160

約数和(自身を含む): 1457049600

約数和(自身を除く): 1066380720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 12239, 15960, 24478, 31920, 36717, 48956, 61195, 73434, 85673, 97912, 122390, 146868, 171346, 183585, 195824, 232541, 244780, 257019, 293736, 342692, 367170, 428365, 465082, 489560, 514038, 587472, 685384, 697623, 734340, 856730, 930164, 979120, 1028076, 1162705, 1285095, 1370768, 1395246, 1468680, 1627787, 1713460, 1860328, 2056152, 2325410, 2570190, 2790492, 2937360, 3255574, 3426920, 3488115, 3720656, 4112304, 4650820, 4883361, 5140380, 5580984, 6511148, 6853840, 6976230, 8138935, 9301640, 9766722, 10280760, 11161968, 13022296, 13952460, 16277870, 18603280, 19533444, 20561520, 24416805, 26044592, 27904920, 32555740, 39066888, 48833610, 55809840, 65111480, 78133776, 97667220, 130222960, 195334440, 390668880]

約数ペア:

[(1, 390668880), (2, 195334440), (3, 130222960), (4, 97667220), (5, 78133776), (6, 65111480), (7, 55809840), (8, 48833610), (10, 39066888), (12, 32555740), (14, 27904920), (15, 26044592), (16, 24416805), (19, 20561520), (20, 19533444), (21, 18603280), (24, 16277870), (28, 13952460), (30, 13022296), (35, 11161968), (38, 10280760), (40, 9766722), (42, 9301640), (48, 8138935), (56, 6976230), (57, 6853840), (60, 6511148), (70, 5580984), (76, 5140380), (80, 4883361), (84, 4650820), (95, 4112304), (105, 3720656), (112, 3488115), (114, 3426920), (120, 3255574), (133, 2937360), (140, 2790492), (152, 2570190), (168, 2325410), (190, 2056152), (210, 1860328), (228, 1713460), (240, 1627787), (266, 1468680), (280, 1395246), (285, 1370768), (304, 1285095), (336, 1162705), (380, 1028076), (399, 979120), (420, 930164), (456, 856730), (532, 734340), (560, 697623), (570, 685384), (665, 587472), (760, 514038), (798, 489560), (840, 465082), (912, 428365), (1064, 367170), (1140, 342692), (1330, 293736), (1520, 257019), (1596, 244780), (1680, 232541), (1995, 195824), (2128, 183585), (2280, 171346), (2660, 146868), (3192, 122390), (3990, 97912), (4560, 85673), (5320, 73434), (6384, 61195), (7980, 48956), (10640, 36717), (12239, 31920), (15960, 24478)]