816685320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{1783}}^1$

素因数の和:2155

約数の個数: 128

約数和(自身を含む): 2681994240

約数和(自身を除く): 1865308920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 347, 440, 660, 694, 1041, 1320, 1388, 1735, 1783, 2082, 2776, 3470, 3566, 3817, 4164, 5205, 5349, 6940, 7132, 7634, 8328, 8915, 10410, 10698, 11451, 13880, 14264, 15268, 17830, 19085, 19613, 20820, 21396, 22902, 26745, 30536, 35660, 38170, 39226, 41640, 42792, 45804, 53490, 57255, 58839, 71320, 76340, 78452, 91608, 98065, 106980, 114510, 117678, 152680, 156904, 196130, 213960, 229020, 235356, 294195, 392260, 458040, 470712, 588390, 618701, 784520, 1176780, 1237402, 1856103, 2353560, 2474804, 3093505, 3712206, 4949608, 6187010, 6805711, 7424412, 9280515, 12374020, 13611422, 14848824, 18561030, 20417133, 24748040, 27222844, 34028555, 37122060, 40834266, 54445688, 68057110, 74244120, 81668532, 102085665, 136114220, 163337064, 204171330, 272228440, 408342660, 816685320]

約数ペア:

[(1, 816685320), (2, 408342660), (3, 272228440), (4, 204171330), (5, 163337064), (6, 136114220), (8, 102085665), (10, 81668532), (11, 74244120), (12, 68057110), (15, 54445688), (20, 40834266), (22, 37122060), (24, 34028555), (30, 27222844), (33, 24748040), (40, 20417133), (44, 18561030), (55, 14848824), (60, 13611422), (66, 12374020), (88, 9280515), (110, 7424412), (120, 6805711), (132, 6187010), (165, 4949608), (220, 3712206), (264, 3093505), (330, 2474804), (347, 2353560), (440, 1856103), (660, 1237402), (694, 1176780), (1041, 784520), (1320, 618701), (1388, 588390), (1735, 470712), (1783, 458040), (2082, 392260), (2776, 294195), (3470, 235356), (3566, 229020), (3817, 213960), (4164, 196130), (5205, 156904), (5349, 152680), (6940, 117678), (7132, 114510), (7634, 106980), (8328, 98065), (8915, 91608), (10410, 78452), (10698, 76340), (11451, 71320), (13880, 58839), (14264, 57255), (15268, 53490), (17830, 45804), (19085, 42792), (19613, 41640), (20820, 39226), (21396, 38170), (22902, 35660), (26745, 30536)]