64391580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1913}}^1$

素因数の和:1956

約数の個数: 144

約数和(自身を含む): 225729504

約数和(自身を除く): 161337924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1913, 1980, 2244, 2805, 3060, 3366, 3740, 3826, 5610, 5739, 6732, 7652, 8415, 9565, 11220, 11478, 16830, 17217, 19130, 21043, 22956, 28695, 32521, 33660, 34434, 38260, 42086, 57390, 63129, 65042, 68868, 84172, 86085, 97563, 105215, 114780, 126258, 130084, 162605, 172170, 189387, 195126, 210430, 252516, 292689, 315645, 325210, 344340, 357731, 378774, 390252, 420860, 487815, 585378, 631290, 650420, 715462, 757548, 946935, 975630, 1073193, 1170756, 1262580, 1430924, 1463445, 1788655, 1893870, 1951260, 2146386, 2926890, 3219579, 3577310, 3787740, 4292772, 5365965, 5853780, 6439158, 7154620, 10731930, 12878316, 16097895, 21463860, 32195790, 64391580]

約数ペア:

[(1, 64391580), (2, 32195790), (3, 21463860), (4, 16097895), (5, 12878316), (6, 10731930), (9, 7154620), (10, 6439158), (11, 5853780), (12, 5365965), (15, 4292772), (17, 3787740), (18, 3577310), (20, 3219579), (22, 2926890), (30, 2146386), (33, 1951260), (34, 1893870), (36, 1788655), (44, 1463445), (45, 1430924), (51, 1262580), (55, 1170756), (60, 1073193), (66, 975630), (68, 946935), (85, 757548), (90, 715462), (99, 650420), (102, 631290), (110, 585378), (132, 487815), (153, 420860), (165, 390252), (170, 378774), (180, 357731), (187, 344340), (198, 325210), (204, 315645), (220, 292689), (255, 252516), (306, 210430), (330, 195126), (340, 189387), (374, 172170), (396, 162605), (495, 130084), (510, 126258), (561, 114780), (612, 105215), (660, 97563), (748, 86085), (765, 84172), (935, 68868), (990, 65042), (1020, 63129), (1122, 57390), (1530, 42086), (1683, 38260), (1870, 34434), (1913, 33660), (1980, 32521), (2244, 28695), (2805, 22956), (3060, 21043), (3366, 19130), (3740, 17217), (3826, 16830), (5610, 11478), (5739, 11220), (6732, 9565), (7652, 8415)]