674396640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:354

約数の個数: 216

約数和(自身を含む): 2438031960

約数和(自身を除く): 1763635320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 157, 160, 171, 180, 190, 228, 240, 285, 288, 304, 314, 342, 360, 380, 456, 471, 480, 570, 608, 628, 684, 720, 760, 785, 855, 912, 942, 1140, 1256, 1368, 1413, 1440, 1520, 1570, 1710, 1824, 1884, 2280, 2355, 2512, 2736, 2826, 2983, 3040, 3140, 3420, 3768, 4560, 4710, 5024, 5472, 5652, 5966, 6280, 6840, 7065, 7536, 8949, 9120, 9420, 11304, 11932, 12560, 13680, 14130, 14915, 15072, 17898, 18840, 22608, 23864, 24649, 25120, 26847, 27360, 28260, 29830, 35796, 37680, 44745, 45216, 47728, 49298, 53694, 56520, 59660, 71592, 73947, 75360, 89490, 95456, 98596, 107388, 113040, 119320, 123245, 134235, 143184, 147894, 178980, 197192, 214776, 221841, 226080, 238640, 246490, 268470, 286368, 295788, 357960, 369735, 394384, 429552, 443682, 468331, 477280, 492980, 536940, 591576, 715920, 739470, 788768, 859104, 887364, 936662, 985960, 1073880, 1109205, 1183152, 1404993, 1431840, 1478940, 1774728, 1873324, 1971920, 2147760, 2218410, 2341655, 2366304, 2809986, 2957880, 3549456, 3746648, 3943840, 4214979, 4295520, 4436820, 4683310, 5619972, 5915760, 7024965, 7098912, 7493296, 8429958, 8873640, 9366620, 11239944, 11831520, 14049930, 14986592, 16859916, 17747280, 18733240, 21074895, 22479888, 28099860, 33719832, 35494560, 37466480, 42149790, 44959776, 56199720, 67439664, 74932960, 84299580, 112399440, 134879328, 168599160, 224798880, 337198320, 674396640]

約数ペア:

[(1, 674396640), (2, 337198320), (3, 224798880), (4, 168599160), (5, 134879328), (6, 112399440), (8, 84299580), (9, 74932960), (10, 67439664), (12, 56199720), (15, 44959776), (16, 42149790), (18, 37466480), (19, 35494560), (20, 33719832), (24, 28099860), (30, 22479888), (32, 21074895), (36, 18733240), (38, 17747280), (40, 16859916), (45, 14986592), (48, 14049930), (57, 11831520), (60, 11239944), (72, 9366620), (76, 8873640), (80, 8429958), (90, 7493296), (95, 7098912), (96, 7024965), (114, 5915760), (120, 5619972), (144, 4683310), (152, 4436820), (157, 4295520), (160, 4214979), (171, 3943840), (180, 3746648), (190, 3549456), (228, 2957880), (240, 2809986), (285, 2366304), (288, 2341655), (304, 2218410), (314, 2147760), (342, 1971920), (360, 1873324), (380, 1774728), (456, 1478940), (471, 1431840), (480, 1404993), (570, 1183152), (608, 1109205), (628, 1073880), (684, 985960), (720, 936662), (760, 887364), (785, 859104), (855, 788768), (912, 739470), (942, 715920), (1140, 591576), (1256, 536940), (1368, 492980), (1413, 477280), (1440, 468331), (1520, 443682), (1570, 429552), (1710, 394384), (1824, 369735), (1884, 357960), (2280, 295788), (2355, 286368), (2512, 268470), (2736, 246490), (2826, 238640), (2983, 226080), (3040, 221841), (3140, 214776), (3420, 197192), (3768, 178980), (4560, 147894), (4710, 143184), (5024, 134235), (5472, 123245), (5652, 119320), (5966, 113040), (6280, 107388), (6840, 98596), (7065, 95456), (7536, 89490), (8949, 75360), (9120, 73947), (9420, 71592), (11304, 59660), (11932, 56520), (12560, 53694), (13680, 49298), (14130, 47728), (14915, 45216), (15072, 44745), (17898, 37680), (18840, 35796), (22608, 29830), (23864, 28260), (24649, 27360), (25120, 26847)]