252857124

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 727708800

約数和(自身を除く): 474851676

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 139, 156, 169, 207, 234, 276, 278, 299, 338, 414, 417, 468, 507, 556, 598, 676, 828, 834, 897, 1014, 1196, 1251, 1521, 1668, 1794, 1807, 2028, 2197, 2502, 2691, 3042, 3197, 3588, 3614, 3887, 4394, 5004, 5382, 5421, 6084, 6394, 6591, 7228, 7774, 8788, 9591, 10764, 10842, 11661, 12788, 13182, 15548, 16263, 19182, 19773, 21684, 23322, 23491, 26364, 28773, 32526, 34983, 38364, 39546, 41561, 46644, 46982, 50531, 57546, 65052, 69966, 70473, 79092, 83122, 93964, 101062, 115092, 124683, 139932, 140946, 151593, 166244, 202124, 211419, 249366, 281892, 303186, 305383, 374049, 422838, 454779, 498732, 540293, 606372, 610766, 748098, 845676, 909558, 916149, 1080586, 1221532, 1496196, 1620879, 1819116, 1832298, 2161172, 2748447, 3241758, 3664596, 4862637, 5496894, 6483516, 7023809, 9725274, 10993788, 14047618, 19450548, 21071427, 28095236, 42142854, 63214281, 84285708, 126428562, 252857124]

約数ペア:

[(1, 252857124), (2, 126428562), (3, 84285708), (4, 63214281), (6, 42142854), (9, 28095236), (12, 21071427), (13, 19450548), (18, 14047618), (23, 10993788), (26, 9725274), (36, 7023809), (39, 6483516), (46, 5496894), (52, 4862637), (69, 3664596), (78, 3241758), (92, 2748447), (117, 2161172), (138, 1832298), (139, 1819116), (156, 1620879), (169, 1496196), (207, 1221532), (234, 1080586), (276, 916149), (278, 909558), (299, 845676), (338, 748098), (414, 610766), (417, 606372), (468, 540293), (507, 498732), (556, 454779), (598, 422838), (676, 374049), (828, 305383), (834, 303186), (897, 281892), (1014, 249366), (1196, 211419), (1251, 202124), (1521, 166244), (1668, 151593), (1794, 140946), (1807, 139932), (2028, 124683), (2197, 115092), (2502, 101062), (2691, 93964), (3042, 83122), (3197, 79092), (3588, 70473), (3614, 69966), (3887, 65052), (4394, 57546), (5004, 50531), (5382, 46982), (5421, 46644), (6084, 41561), (6394, 39546), (6591, 38364), (7228, 34983), (7774, 32526), (8788, 28773), (9591, 26364), (10764, 23491), (10842, 23322), (11661, 21684), (12788, 19773), (13182, 19182), (15548, 16263)]