138367728

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:627

約数の個数: 120

約数和(自身を含む): 412414080

約数和(自身を除く): 274046352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 103, 114, 144, 152, 171, 206, 228, 304, 309, 342, 412, 456, 491, 618, 684, 824, 912, 927, 982, 1236, 1368, 1473, 1648, 1854, 1957, 1964, 2472, 2736, 2946, 3708, 3914, 3928, 4419, 4944, 5871, 5892, 7416, 7828, 7856, 8838, 9329, 11742, 11784, 14832, 15656, 17613, 17676, 18658, 23484, 23568, 27987, 31312, 35226, 35352, 37316, 46968, 50573, 55974, 70452, 70704, 74632, 83961, 93936, 101146, 111948, 140904, 149264, 151719, 167922, 202292, 223896, 281808, 303438, 335844, 404584, 447792, 455157, 606876, 671688, 809168, 910314, 960887, 1213752, 1343376, 1820628, 1921774, 2427504, 2882661, 3641256, 3843548, 5765322, 7282512, 7687096, 8647983, 11530644, 15374192, 17295966, 23061288, 34591932, 46122576, 69183864, 138367728]

約数ペア:

[(1, 138367728), (2, 69183864), (3, 46122576), (4, 34591932), (6, 23061288), (8, 17295966), (9, 15374192), (12, 11530644), (16, 8647983), (18, 7687096), (19, 7282512), (24, 5765322), (36, 3843548), (38, 3641256), (48, 2882661), (57, 2427504), (72, 1921774), (76, 1820628), (103, 1343376), (114, 1213752), (144, 960887), (152, 910314), (171, 809168), (206, 671688), (228, 606876), (304, 455157), (309, 447792), (342, 404584), (412, 335844), (456, 303438), (491, 281808), (618, 223896), (684, 202292), (824, 167922), (912, 151719), (927, 149264), (982, 140904), (1236, 111948), (1368, 101146), (1473, 93936), (1648, 83961), (1854, 74632), (1957, 70704), (1964, 70452), (2472, 55974), (2736, 50573), (2946, 46968), (3708, 37316), (3914, 35352), (3928, 35226), (4419, 31312), (4944, 27987), (5871, 23568), (5892, 23484), (7416, 18658), (7828, 17676), (7856, 17613), (8838, 15656), (9329, 14832), (11742, 11784)]