206903320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 510174720

約数和(自身を除く): 303271400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 127, 130, 169, 241, 254, 260, 338, 482, 508, 520, 635, 676, 845, 964, 1016, 1205, 1270, 1352, 1651, 1690, 1928, 2410, 2540, 3133, 3302, 3380, 4820, 5080, 6266, 6604, 6760, 8255, 9640, 12532, 13208, 15665, 16510, 21463, 25064, 30607, 31330, 33020, 40729, 42926, 61214, 62660, 66040, 81458, 85852, 107315, 122428, 125320, 153035, 162916, 171704, 203645, 214630, 244856, 306070, 325832, 397891, 407290, 429260, 612140, 795782, 814580, 858520, 1224280, 1591564, 1629160, 1989455, 3183128, 3978910, 5172583, 7957820, 10345166, 15915640, 20690332, 25862915, 41380664, 51725830, 103451660, 206903320]

約数ペア:

[(1, 206903320), (2, 103451660), (4, 51725830), (5, 41380664), (8, 25862915), (10, 20690332), (13, 15915640), (20, 10345166), (26, 7957820), (40, 5172583), (52, 3978910), (65, 3183128), (104, 1989455), (127, 1629160), (130, 1591564), (169, 1224280), (241, 858520), (254, 814580), (260, 795782), (338, 612140), (482, 429260), (508, 407290), (520, 397891), (635, 325832), (676, 306070), (845, 244856), (964, 214630), (1016, 203645), (1205, 171704), (1270, 162916), (1352, 153035), (1651, 125320), (1690, 122428), (1928, 107315), (2410, 85852), (2540, 81458), (3133, 66040), (3302, 62660), (3380, 61214), (4820, 42926), (5080, 40729), (6266, 33020), (6604, 31330), (6760, 30607), (8255, 25064), (9640, 21463), (12532, 16510), (13208, 15665)]