31990896

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 107136000

約数和(自身を除く): 75145104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 71, 72, 84, 108, 112, 126, 142, 144, 149, 168, 189, 213, 216, 252, 284, 298, 336, 378, 426, 432, 447, 497, 504, 568, 596, 639, 756, 852, 894, 994, 1008, 1043, 1136, 1192, 1278, 1341, 1491, 1512, 1704, 1788, 1917, 1988, 2086, 2384, 2556, 2682, 2982, 3024, 3129, 3408, 3576, 3834, 3976, 4023, 4172, 4473, 5112, 5364, 5964, 6258, 7152, 7668, 7952, 8046, 8344, 8946, 9387, 10224, 10579, 10728, 11928, 12516, 13419, 15336, 16092, 16688, 17892, 18774, 21158, 21456, 23856, 25032, 26838, 28161, 30672, 31737, 32184, 35784, 37548, 42316, 50064, 53676, 56322, 63474, 64368, 71568, 74053, 75096, 84632, 95211, 107352, 112644, 126948, 148106, 150192, 169264, 190422, 214704, 222159, 225288, 253896, 285633, 296212, 380844, 444318, 450576, 507792, 571266, 592424, 666477, 761688, 888636, 1142532, 1184848, 1332954, 1523376, 1777272, 1999431, 2285064, 2665908, 3554544, 3998862, 4570128, 5331816, 7997724, 10663632, 15995448, 31990896]

約数ペア:

[(1, 31990896), (2, 15995448), (3, 10663632), (4, 7997724), (6, 5331816), (7, 4570128), (8, 3998862), (9, 3554544), (12, 2665908), (14, 2285064), (16, 1999431), (18, 1777272), (21, 1523376), (24, 1332954), (27, 1184848), (28, 1142532), (36, 888636), (42, 761688), (48, 666477), (54, 592424), (56, 571266), (63, 507792), (71, 450576), (72, 444318), (84, 380844), (108, 296212), (112, 285633), (126, 253896), (142, 225288), (144, 222159), (149, 214704), (168, 190422), (189, 169264), (213, 150192), (216, 148106), (252, 126948), (284, 112644), (298, 107352), (336, 95211), (378, 84632), (426, 75096), (432, 74053), (447, 71568), (497, 64368), (504, 63474), (568, 56322), (596, 53676), (639, 50064), (756, 42316), (852, 37548), (894, 35784), (994, 32184), (1008, 31737), (1043, 30672), (1136, 28161), (1192, 26838), (1278, 25032), (1341, 23856), (1491, 21456), (1512, 21158), (1704, 18774), (1788, 17892), (1917, 16688), (1988, 16092), (2086, 15336), (2384, 13419), (2556, 12516), (2682, 11928), (2982, 10728), (3024, 10579), (3129, 10224), (3408, 9387), (3576, 8946), (3834, 8344), (3976, 8046), (4023, 7952), (4172, 7668), (4473, 7152), (5112, 6258), (5364, 5964)]