177481980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1039}}^1$

素因数の和:1140

約数の個数: 144

約数和(自身を含む): 588282240

約数和(自身を除く): 410800260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 73, 78, 90, 117, 130, 146, 156, 180, 195, 219, 234, 260, 292, 365, 390, 438, 468, 585, 657, 730, 780, 876, 949, 1039, 1095, 1170, 1314, 1460, 1898, 2078, 2190, 2340, 2628, 2847, 3117, 3285, 3796, 4156, 4380, 4745, 5195, 5694, 6234, 6570, 8541, 9351, 9490, 10390, 11388, 12468, 13140, 13507, 14235, 15585, 17082, 18702, 18980, 20780, 27014, 28470, 31170, 34164, 37404, 40521, 42705, 46755, 54028, 56940, 62340, 67535, 75847, 81042, 85410, 93510, 121563, 135070, 151694, 162084, 170820, 187020, 202605, 227541, 243126, 270140, 303388, 379235, 405210, 455082, 486252, 607815, 682623, 758470, 810420, 910164, 986011, 1137705, 1215630, 1365246, 1516940, 1972022, 2275410, 2431260, 2730492, 2958033, 3413115, 3944044, 4550820, 4930055, 5916066, 6826230, 8874099, 9860110, 11832132, 13652460, 14790165, 17748198, 19720220, 29580330, 35496396, 44370495, 59160660, 88740990, 177481980]

約数ペア:

[(1, 177481980), (2, 88740990), (3, 59160660), (4, 44370495), (5, 35496396), (6, 29580330), (9, 19720220), (10, 17748198), (12, 14790165), (13, 13652460), (15, 11832132), (18, 9860110), (20, 8874099), (26, 6826230), (30, 5916066), (36, 4930055), (39, 4550820), (45, 3944044), (52, 3413115), (60, 2958033), (65, 2730492), (73, 2431260), (78, 2275410), (90, 1972022), (117, 1516940), (130, 1365246), (146, 1215630), (156, 1137705), (180, 986011), (195, 910164), (219, 810420), (234, 758470), (260, 682623), (292, 607815), (365, 486252), (390, 455082), (438, 405210), (468, 379235), (585, 303388), (657, 270140), (730, 243126), (780, 227541), (876, 202605), (949, 187020), (1039, 170820), (1095, 162084), (1170, 151694), (1314, 135070), (1460, 121563), (1898, 93510), (2078, 85410), (2190, 81042), (2340, 75847), (2628, 67535), (2847, 62340), (3117, 56940), (3285, 54028), (3796, 46755), (4156, 42705), (4380, 40521), (4745, 37404), (5195, 34164), (5694, 31170), (6234, 28470), (6570, 27014), (8541, 20780), (9351, 18980), (9490, 18702), (10390, 17082), (11388, 15585), (12468, 14235), (13140, 13507)]