1215661480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{853}}^1$

素因数の和:995

約数の個数: 128

約数和(自身を含む): 3098995200

約数和(自身を除く): 1883333720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 79, 82, 88, 110, 158, 164, 205, 220, 316, 328, 395, 410, 440, 451, 632, 790, 820, 853, 869, 902, 1580, 1640, 1706, 1738, 1804, 2255, 3160, 3239, 3412, 3476, 3608, 4265, 4345, 4510, 6478, 6824, 6952, 8530, 8690, 9020, 9383, 12956, 16195, 17060, 17380, 18040, 18766, 25912, 32390, 34120, 34760, 34973, 35629, 37532, 46915, 64780, 67387, 69946, 71258, 75064, 93830, 129560, 134774, 139892, 142516, 174865, 178145, 187660, 269548, 279784, 285032, 336935, 349730, 356290, 375320, 384703, 539096, 673870, 699460, 712580, 741257, 769406, 1347740, 1398920, 1425160, 1482514, 1538812, 1923515, 2695480, 2762867, 2965028, 3077624, 3706285, 3847030, 5525734, 5930056, 7412570, 7694060, 11051468, 13814335, 14825140, 15388120, 22102936, 27628670, 29650280, 30391537, 55257340, 60783074, 110514680, 121566148, 151957685, 243132296, 303915370, 607830740, 1215661480]

約数ペア:

[(1, 1215661480), (2, 607830740), (4, 303915370), (5, 243132296), (8, 151957685), (10, 121566148), (11, 110514680), (20, 60783074), (22, 55257340), (40, 30391537), (41, 29650280), (44, 27628670), (55, 22102936), (79, 15388120), (82, 14825140), (88, 13814335), (110, 11051468), (158, 7694060), (164, 7412570), (205, 5930056), (220, 5525734), (316, 3847030), (328, 3706285), (395, 3077624), (410, 2965028), (440, 2762867), (451, 2695480), (632, 1923515), (790, 1538812), (820, 1482514), (853, 1425160), (869, 1398920), (902, 1347740), (1580, 769406), (1640, 741257), (1706, 712580), (1738, 699460), (1804, 673870), (2255, 539096), (3160, 384703), (3239, 375320), (3412, 356290), (3476, 349730), (3608, 336935), (4265, 285032), (4345, 279784), (4510, 269548), (6478, 187660), (6824, 178145), (6952, 174865), (8530, 142516), (8690, 139892), (9020, 134774), (9383, 129560), (12956, 93830), (16195, 75064), (17060, 71258), (17380, 69946), (18040, 67387), (18766, 64780), (25912, 46915), (32390, 37532), (34120, 35629), (34760, 34973)]