19741590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 63659520

約数和(自身を除く): 43917930

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 23, 27, 30, 33, 34, 45, 46, 51, 54, 55, 66, 69, 85, 90, 99, 102, 110, 115, 135, 138, 153, 165, 170, 187, 198, 207, 230, 253, 255, 270, 289, 297, 306, 330, 345, 374, 391, 414, 459, 495, 506, 510, 561, 578, 594, 621, 690, 759, 765, 782, 867, 918, 935, 990, 1035, 1122, 1173, 1242, 1265, 1445, 1485, 1518, 1530, 1683, 1734, 1870, 1955, 2070, 2277, 2295, 2346, 2530, 2601, 2805, 2890, 2970, 3105, 3179, 3366, 3519, 3795, 3910, 4301, 4335, 4554, 4590, 5049, 5202, 5610, 5865, 6210, 6358, 6647, 6831, 7038, 7590, 7803, 8415, 8602, 8670, 9537, 10098, 10557, 11385, 11730, 12903, 13005, 13294, 13662, 15606, 15895, 16830, 17595, 19074, 19941, 21114, 21505, 22770, 25245, 25806, 26010, 28611, 31790, 33235, 34155, 35190, 38709, 39015, 39882, 43010, 47685, 50490, 52785, 57222, 59823, 64515, 66470, 68310, 73117, 77418, 78030, 85833, 95370, 99705, 105570, 116127, 119646, 129030, 143055, 146234, 171666, 179469, 193545, 199410, 219351, 232254, 286110, 299115, 358938, 365585, 387090, 429165, 438702, 580635, 598230, 658053, 731170, 858330, 897345, 1096755, 1161270, 1316106, 1794690, 1974159, 2193510, 3290265, 3948318, 6580530, 9870795, 19741590]

約数ペア:

[(1, 19741590), (2, 9870795), (3, 6580530), (5, 3948318), (6, 3290265), (9, 2193510), (10, 1974159), (11, 1794690), (15, 1316106), (17, 1161270), (18, 1096755), (22, 897345), (23, 858330), (27, 731170), (30, 658053), (33, 598230), (34, 580635), (45, 438702), (46, 429165), (51, 387090), (54, 365585), (55, 358938), (66, 299115), (69, 286110), (85, 232254), (90, 219351), (99, 199410), (102, 193545), (110, 179469), (115, 171666), (135, 146234), (138, 143055), (153, 129030), (165, 119646), (170, 116127), (187, 105570), (198, 99705), (207, 95370), (230, 85833), (253, 78030), (255, 77418), (270, 73117), (289, 68310), (297, 66470), (306, 64515), (330, 59823), (345, 57222), (374, 52785), (391, 50490), (414, 47685), (459, 43010), (495, 39882), (506, 39015), (510, 38709), (561, 35190), (578, 34155), (594, 33235), (621, 31790), (690, 28611), (759, 26010), (765, 25806), (782, 25245), (867, 22770), (918, 21505), (935, 21114), (990, 19941), (1035, 19074), (1122, 17595), (1173, 16830), (1242, 15895), (1265, 15606), (1445, 13662), (1485, 13294), (1518, 13005), (1530, 12903), (1683, 11730), (1734, 11385), (1870, 10557), (1955, 10098), (2070, 9537), (2277, 8670), (2295, 8602), (2346, 8415), (2530, 7803), (2601, 7590), (2805, 7038), (2890, 6831), (2970, 6647), (3105, 6358), (3179, 6210), (3366, 5865), (3519, 5610), (3795, 5202), (3910, 5049), (4301, 4590), (4335, 4554)]