351638320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21031}}^1$

素因数の和:21074

約数の個数: 80

約数和(自身を含む): 938868480

約数和(自身を除く): 587230160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 21031, 42062, 84124, 105155, 168248, 210310, 231341, 336496, 399589, 420620, 462682, 799178, 841240, 925364, 1156705, 1598356, 1682480, 1850728, 1997945, 2313410, 3196712, 3701456, 3995890, 4395479, 4626820, 6393424, 7991780, 8790958, 9253640, 15983560, 17581916, 18507280, 21977395, 31967120, 35163832, 43954790, 70327664, 87909580, 175819160, 351638320]

約数ペア:

[(1, 351638320), (2, 175819160), (4, 87909580), (5, 70327664), (8, 43954790), (10, 35163832), (11, 31967120), (16, 21977395), (19, 18507280), (20, 17581916), (22, 15983560), (38, 9253640), (40, 8790958), (44, 7991780), (55, 6393424), (76, 4626820), (80, 4395479), (88, 3995890), (95, 3701456), (110, 3196712), (152, 2313410), (176, 1997945), (190, 1850728), (209, 1682480), (220, 1598356), (304, 1156705), (380, 925364), (418, 841240), (440, 799178), (760, 462682), (836, 420620), (880, 399589), (1045, 336496), (1520, 231341), (1672, 210310), (2090, 168248), (3344, 105155), (4180, 84124), (8360, 42062), (16720, 21031)]