280534320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11807}}^1$

素因数の和:11840

約数の個数: 160

約数和(自身を含む): 1054218240

約数和(自身を除く): 773683920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 880, 990, 1080, 1188, 1320, 1485, 1584, 1980, 2160, 2376, 2640, 2970, 3960, 4752, 5940, 7920, 11807, 11880, 23614, 23760, 35421, 47228, 59035, 70842, 94456, 106263, 118070, 129877, 141684, 177105, 188912, 212526, 236140, 259754, 283368, 318789, 354210, 389631, 425052, 472280, 519508, 531315, 566736, 637578, 649385, 708420, 779262, 850104, 944560, 1039016, 1062630, 1168893, 1275156, 1298770, 1416840, 1558524, 1593945, 1700208, 1948155, 2078032, 2125260, 2337786, 2550312, 2597540, 2833680, 3117048, 3187890, 3506679, 3896310, 4250520, 4675572, 5100624, 5195080, 5844465, 6234096, 6375780, 7013358, 7792620, 8501040, 9351144, 10390160, 11688930, 12751560, 14026716, 15585240, 17533395, 18702288, 23377860, 25503120, 28053432, 31170480, 35066790, 46755720, 56106864, 70133580, 93511440, 140267160, 280534320]

約数ペア:

[(1, 280534320), (2, 140267160), (3, 93511440), (4, 70133580), (5, 56106864), (6, 46755720), (8, 35066790), (9, 31170480), (10, 28053432), (11, 25503120), (12, 23377860), (15, 18702288), (16, 17533395), (18, 15585240), (20, 14026716), (22, 12751560), (24, 11688930), (27, 10390160), (30, 9351144), (33, 8501040), (36, 7792620), (40, 7013358), (44, 6375780), (45, 6234096), (48, 5844465), (54, 5195080), (55, 5100624), (60, 4675572), (66, 4250520), (72, 3896310), (80, 3506679), (88, 3187890), (90, 3117048), (99, 2833680), (108, 2597540), (110, 2550312), (120, 2337786), (132, 2125260), (135, 2078032), (144, 1948155), (165, 1700208), (176, 1593945), (180, 1558524), (198, 1416840), (216, 1298770), (220, 1275156), (240, 1168893), (264, 1062630), (270, 1039016), (297, 944560), (330, 850104), (360, 779262), (396, 708420), (432, 649385), (440, 637578), (495, 566736), (528, 531315), (540, 519508), (594, 472280), (660, 425052), (720, 389631), (792, 354210), (880, 318789), (990, 283368), (1080, 259754), (1188, 236140), (1320, 212526), (1485, 188912), (1584, 177105), (1980, 141684), (2160, 129877), (2376, 118070), (2640, 106263), (2970, 94456), (3960, 70842), (4752, 59035), (5940, 47228), (7920, 35421), (11807, 23760), (11880, 23614)]