221625040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4349}}^1$

素因数の和:4389

約数の個数: 120

約数和(自身を含む): 645661800

約数和(自身を除く): 424036760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 4349, 5096, 6370, 7280, 8698, 10192, 12740, 17396, 21745, 25480, 30443, 34792, 43490, 50960, 56537, 60886, 69584, 86980, 113074, 121772, 152215, 173960, 213101, 226148, 243544, 282685, 304430, 347920, 395759, 426202, 452296, 487088, 565370, 608860, 791518, 852404, 904592, 1065505, 1130740, 1217720, 1583036, 1704808, 1978795, 2131010, 2261480, 2435440, 2770313, 3166072, 3409616, 3957590, 4262020, 4522960, 5540626, 6332144, 7915180, 8524040, 11081252, 13851565, 15830360, 17048080, 22162504, 27703130, 31660720, 44325008, 55406260, 110812520, 221625040]

約数ペア:

[(1, 221625040), (2, 110812520), (4, 55406260), (5, 44325008), (7, 31660720), (8, 27703130), (10, 22162504), (13, 17048080), (14, 15830360), (16, 13851565), (20, 11081252), (26, 8524040), (28, 7915180), (35, 6332144), (40, 5540626), (49, 4522960), (52, 4262020), (56, 3957590), (65, 3409616), (70, 3166072), (80, 2770313), (91, 2435440), (98, 2261480), (104, 2131010), (112, 1978795), (130, 1704808), (140, 1583036), (182, 1217720), (196, 1130740), (208, 1065505), (245, 904592), (260, 852404), (280, 791518), (364, 608860), (392, 565370), (455, 487088), (490, 452296), (520, 426202), (560, 395759), (637, 347920), (728, 304430), (784, 282685), (910, 243544), (980, 226148), (1040, 213101), (1274, 173960), (1456, 152215), (1820, 121772), (1960, 113074), (2548, 86980), (3185, 69584), (3640, 60886), (3920, 56537), (4349, 50960), (5096, 43490), (6370, 34792), (7280, 30443), (8698, 25480), (10192, 21745), (12740, 17396)]