18075420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 65318400

約数和(自身を除く): 47242980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 85, 90, 99, 102, 108, 110, 132, 135, 153, 165, 170, 179, 180, 187, 198, 204, 220, 255, 270, 297, 306, 330, 340, 358, 374, 396, 459, 495, 510, 537, 540, 561, 594, 612, 660, 716, 748, 765, 895, 918, 935, 990, 1020, 1074, 1122, 1188, 1485, 1530, 1611, 1683, 1790, 1836, 1870, 1969, 1980, 2148, 2244, 2295, 2685, 2805, 2970, 3043, 3060, 3222, 3366, 3580, 3740, 3938, 4590, 4833, 5049, 5370, 5610, 5907, 5940, 6086, 6444, 6732, 7876, 8055, 8415, 9129, 9180, 9666, 9845, 10098, 10740, 11220, 11814, 12172, 15215, 16110, 16830, 17721, 18258, 19332, 19690, 20196, 23628, 24165, 25245, 27387, 29535, 30430, 32220, 33473, 33660, 35442, 36516, 39380, 45645, 48330, 50490, 53163, 54774, 59070, 60860, 66946, 70884, 82161, 88605, 91290, 96660, 100419, 100980, 106326, 109548, 118140, 133892, 136935, 164322, 167365, 177210, 182580, 200838, 212652, 265815, 273870, 301257, 328644, 334730, 354420, 401676, 410805, 502095, 531630, 547740, 602514, 669460, 821610, 903771, 1004190, 1063260, 1205028, 1506285, 1643220, 1807542, 2008380, 3012570, 3615084, 4518855, 6025140, 9037710, 18075420]

約数ペア:

[(1, 18075420), (2, 9037710), (3, 6025140), (4, 4518855), (5, 3615084), (6, 3012570), (9, 2008380), (10, 1807542), (11, 1643220), (12, 1506285), (15, 1205028), (17, 1063260), (18, 1004190), (20, 903771), (22, 821610), (27, 669460), (30, 602514), (33, 547740), (34, 531630), (36, 502095), (44, 410805), (45, 401676), (51, 354420), (54, 334730), (55, 328644), (60, 301257), (66, 273870), (68, 265815), (85, 212652), (90, 200838), (99, 182580), (102, 177210), (108, 167365), (110, 164322), (132, 136935), (135, 133892), (153, 118140), (165, 109548), (170, 106326), (179, 100980), (180, 100419), (187, 96660), (198, 91290), (204, 88605), (220, 82161), (255, 70884), (270, 66946), (297, 60860), (306, 59070), (330, 54774), (340, 53163), (358, 50490), (374, 48330), (396, 45645), (459, 39380), (495, 36516), (510, 35442), (537, 33660), (540, 33473), (561, 32220), (594, 30430), (612, 29535), (660, 27387), (716, 25245), (748, 24165), (765, 23628), (895, 20196), (918, 19690), (935, 19332), (990, 18258), (1020, 17721), (1074, 16830), (1122, 16110), (1188, 15215), (1485, 12172), (1530, 11814), (1611, 11220), (1683, 10740), (1790, 10098), (1836, 9845), (1870, 9666), (1969, 9180), (1980, 9129), (2148, 8415), (2244, 8055), (2295, 7876), (2685, 6732), (2805, 6444), (2970, 6086), (3043, 5940), (3060, 5907), (3222, 5610), (3366, 5370), (3580, 5049), (3740, 4833), (3938, 4590)]