388128840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1039}}^1$

素因数の和:1347

約数の個数: 128

約数和(自身を含む): 1275955200

約数和(自身を除く): 887826360

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, 283, 330, 440, 566, 660, 849, 1039, 1132, 1320, 1415, 1698, 2078, 2264, 2830, 3113, 3117, 3396, 4156, 4245, 5195, 5660, 6226, 6234, 6792, 8312, 8490, 9339, 10390, 11320, 11429, 12452, 12468, 15565, 15585, 16980, 18678, 20780, 22858, 24904, 24936, 31130, 31170, 33960, 34287, 37356, 41560, 45716, 46695, 57145, 62260, 62340, 68574, 74712, 91432, 93390, 114290, 124520, 124680, 137148, 171435, 186780, 228580, 274296, 294037, 342870, 373560, 457160, 588074, 685740, 882111, 1176148, 1371480, 1470185, 1764222, 2352296, 2940370, 3234407, 3528444, 4410555, 5880740, 6468814, 7056888, 8821110, 9703221, 11761480, 12937628, 16172035, 17642220, 19406442, 25875256, 32344070, 35284440, 38812884, 48516105, 64688140, 77625768, 97032210, 129376280, 194064420, 388128840]

約数ペア:

[(1, 388128840), (2, 194064420), (3, 129376280), (4, 97032210), (5, 77625768), (6, 64688140), (8, 48516105), (10, 38812884), (11, 35284440), (12, 32344070), (15, 25875256), (20, 19406442), (22, 17642220), (24, 16172035), (30, 12937628), (33, 11761480), (40, 9703221), (44, 8821110), (55, 7056888), (60, 6468814), (66, 5880740), (88, 4410555), (110, 3528444), (120, 3234407), (132, 2940370), (165, 2352296), (220, 1764222), (264, 1470185), (283, 1371480), (330, 1176148), (440, 882111), (566, 685740), (660, 588074), (849, 457160), (1039, 373560), (1132, 342870), (1320, 294037), (1415, 274296), (1698, 228580), (2078, 186780), (2264, 171435), (2830, 137148), (3113, 124680), (3117, 124520), (3396, 114290), (4156, 93390), (4245, 91432), (5195, 74712), (5660, 68574), (6226, 62340), (6234, 62260), (6792, 57145), (8312, 46695), (8490, 45716), (9339, 41560), (10390, 37356), (11320, 34287), (11429, 33960), (12452, 31170), (12468, 31130), (15565, 24936), (15585, 24904), (16980, 22858), (18678, 20780)]