190021788

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 180

約数和(自身を含む): 565057416

約数和(自身を除く): 375035628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 37, 44, 54, 66, 74, 81, 99, 108, 111, 121, 131, 132, 148, 162, 198, 222, 242, 262, 297, 324, 333, 363, 393, 396, 407, 444, 484, 524, 594, 666, 726, 786, 814, 891, 999, 1089, 1179, 1188, 1221, 1332, 1441, 1452, 1572, 1628, 1782, 1998, 2178, 2358, 2442, 2882, 2997, 3267, 3537, 3564, 3663, 3996, 4323, 4356, 4477, 4716, 4847, 4884, 5764, 5994, 6534, 7074, 7326, 8646, 8954, 9694, 9801, 10611, 10989, 11988, 12969, 13068, 13431, 14148, 14541, 14652, 15851, 17292, 17908, 19388, 19602, 21222, 21978, 25938, 26862, 29082, 31702, 32967, 38907, 39204, 40293, 42444, 43623, 43956, 47553, 51876, 53317, 53724, 58164, 63404, 65934, 77814, 80586, 87246, 95106, 106634, 116721, 120879, 130869, 131868, 142659, 155628, 159951, 161172, 174492, 190212, 213268, 233442, 241758, 261738, 285318, 319902, 362637, 392607, 427977, 466884, 479853, 483516, 523476, 570636, 586487, 639804, 725274, 785214, 855954, 959706, 1172974, 1283931, 1439559, 1450548, 1570428, 1711908, 1759461, 1919412, 2345948, 2567862, 2879118, 3518922, 4318677, 5135724, 5278383, 5758236, 7037844, 8637354, 10556766, 15835149, 17274708, 21113532, 31670298, 47505447, 63340596, 95010894, 190021788]

約数ペア:

[(1, 190021788), (2, 95010894), (3, 63340596), (4, 47505447), (6, 31670298), (9, 21113532), (11, 17274708), (12, 15835149), (18, 10556766), (22, 8637354), (27, 7037844), (33, 5758236), (36, 5278383), (37, 5135724), (44, 4318677), (54, 3518922), (66, 2879118), (74, 2567862), (81, 2345948), (99, 1919412), (108, 1759461), (111, 1711908), (121, 1570428), (131, 1450548), (132, 1439559), (148, 1283931), (162, 1172974), (198, 959706), (222, 855954), (242, 785214), (262, 725274), (297, 639804), (324, 586487), (333, 570636), (363, 523476), (393, 483516), (396, 479853), (407, 466884), (444, 427977), (484, 392607), (524, 362637), (594, 319902), (666, 285318), (726, 261738), (786, 241758), (814, 233442), (891, 213268), (999, 190212), (1089, 174492), (1179, 161172), (1188, 159951), (1221, 155628), (1332, 142659), (1441, 131868), (1452, 130869), (1572, 120879), (1628, 116721), (1782, 106634), (1998, 95106), (2178, 87246), (2358, 80586), (2442, 77814), (2882, 65934), (2997, 63404), (3267, 58164), (3537, 53724), (3564, 53317), (3663, 51876), (3996, 47553), (4323, 43956), (4356, 43623), (4477, 42444), (4716, 40293), (4847, 39204), (4884, 38907), (5764, 32967), (5994, 31702), (6534, 29082), (7074, 26862), (7326, 25938), (8646, 21978), (8954, 21222), (9694, 19602), (9801, 19388), (10611, 17908), (10989, 17292), (11988, 15851), (12969, 14652), (13068, 14541), (13431, 14148)]