212511628

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 496419840

約数和(自身を除く): 283908212

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 47, 49, 59, 68, 92, 94, 98, 118, 119, 161, 188, 196, 236, 238, 322, 329, 391, 413, 476, 644, 658, 782, 799, 826, 833, 1003, 1081, 1127, 1316, 1357, 1564, 1598, 1652, 1666, 2006, 2162, 2254, 2303, 2714, 2737, 2773, 2891, 3196, 3332, 4012, 4324, 4508, 4606, 5428, 5474, 5546, 5593, 5782, 7021, 7567, 9212, 9499, 10948, 11092, 11186, 11564, 14042, 15134, 18377, 18998, 19159, 19411, 22372, 23069, 28084, 30268, 36754, 37996, 38318, 38822, 39151, 46138, 47141, 49147, 52969, 63779, 66493, 73508, 76636, 77644, 78302, 92276, 94282, 98294, 105938, 127558, 128639, 132986, 135877, 156604, 161483, 188564, 196588, 211876, 255116, 257278, 265972, 271754, 322966, 329987, 446453, 514556, 543508, 645932, 659974, 892906, 900473, 1084243, 1130381, 1319948, 1785812, 1800946, 2168486, 2260762, 2309909, 3125171, 3601892, 4336972, 4521524, 4619818, 6250342, 7589701, 9239636, 12500684, 15179402, 30358804, 53127907, 106255814, 212511628]

約数ペア:

[(1, 212511628), (2, 106255814), (4, 53127907), (7, 30358804), (14, 15179402), (17, 12500684), (23, 9239636), (28, 7589701), (34, 6250342), (46, 4619818), (47, 4521524), (49, 4336972), (59, 3601892), (68, 3125171), (92, 2309909), (94, 2260762), (98, 2168486), (118, 1800946), (119, 1785812), (161, 1319948), (188, 1130381), (196, 1084243), (236, 900473), (238, 892906), (322, 659974), (329, 645932), (391, 543508), (413, 514556), (476, 446453), (644, 329987), (658, 322966), (782, 271754), (799, 265972), (826, 257278), (833, 255116), (1003, 211876), (1081, 196588), (1127, 188564), (1316, 161483), (1357, 156604), (1564, 135877), (1598, 132986), (1652, 128639), (1666, 127558), (2006, 105938), (2162, 98294), (2254, 94282), (2303, 92276), (2714, 78302), (2737, 77644), (2773, 76636), (2891, 73508), (3196, 66493), (3332, 63779), (4012, 52969), (4324, 49147), (4508, 47141), (4606, 46138), (5428, 39151), (5474, 38822), (5546, 38318), (5593, 37996), (5782, 36754), (7021, 30268), (7567, 28084), (9212, 23069), (9499, 22372), (10948, 19411), (11092, 19159), (11186, 18998), (11564, 18377), (14042, 15134)]