52781940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 173601792

約数和(自身を除く): 120819852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 47, 51, 60, 68, 85, 90, 94, 102, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 367, 423, 470, 510, 564, 612, 705, 734, 765, 799, 846, 940, 1020, 1101, 1410, 1468, 1530, 1598, 1692, 1835, 2115, 2202, 2397, 2820, 3060, 3196, 3303, 3670, 3995, 4230, 4404, 4794, 5505, 6239, 6606, 7191, 7340, 7990, 8460, 9588, 11010, 11985, 12478, 13212, 14382, 15980, 16515, 17249, 18717, 22020, 23970, 24956, 28764, 31195, 33030, 34498, 35955, 37434, 47940, 51747, 56151, 62390, 66060, 68996, 71910, 74868, 86245, 93585, 103494, 112302, 124780, 143820, 155241, 172490, 187170, 206988, 224604, 258735, 280755, 293233, 310482, 344980, 374340, 517470, 561510, 586466, 620964, 776205, 879699, 1034940, 1123020, 1172932, 1466165, 1552410, 1759398, 2639097, 2932330, 3104820, 3518796, 4398495, 5278194, 5864660, 8796990, 10556388, 13195485, 17593980, 26390970, 52781940]

約数ペア:

[(1, 52781940), (2, 26390970), (3, 17593980), (4, 13195485), (5, 10556388), (6, 8796990), (9, 5864660), (10, 5278194), (12, 4398495), (15, 3518796), (17, 3104820), (18, 2932330), (20, 2639097), (30, 1759398), (34, 1552410), (36, 1466165), (45, 1172932), (47, 1123020), (51, 1034940), (60, 879699), (68, 776205), (85, 620964), (90, 586466), (94, 561510), (102, 517470), (141, 374340), (153, 344980), (170, 310482), (180, 293233), (188, 280755), (204, 258735), (235, 224604), (255, 206988), (282, 187170), (306, 172490), (340, 155241), (367, 143820), (423, 124780), (470, 112302), (510, 103494), (564, 93585), (612, 86245), (705, 74868), (734, 71910), (765, 68996), (799, 66060), (846, 62390), (940, 56151), (1020, 51747), (1101, 47940), (1410, 37434), (1468, 35955), (1530, 34498), (1598, 33030), (1692, 31195), (1835, 28764), (2115, 24956), (2202, 23970), (2397, 22020), (2820, 18717), (3060, 17249), (3196, 16515), (3303, 15980), (3670, 14382), (3995, 13212), (4230, 12478), (4404, 11985), (4794, 11010), (5505, 9588), (6239, 8460), (6606, 7990), (7191, 7340)]