840855456

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{661}}^1$

素因数の和:1315

約数の個数: 144

約数和(自身を含む): 2741251968

約数和(自身を除く): 1900396512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 631, 661, 672, 1008, 1262, 1322, 1893, 1983, 2016, 2524, 2644, 3786, 3966, 4417, 4627, 5048, 5288, 5679, 5949, 7572, 7932, 8834, 9254, 10096, 10576, 11358, 11898, 13251, 13881, 15144, 15864, 17668, 18508, 20192, 21152, 22716, 23796, 26502, 27762, 30288, 31728, 35336, 37016, 39753, 41643, 45432, 47592, 53004, 55524, 60576, 63456, 70672, 74032, 79506, 83286, 90864, 95184, 106008, 111048, 141344, 148064, 159012, 166572, 181728, 190368, 212016, 222096, 318024, 333144, 417091, 424032, 444192, 636048, 666288, 834182, 1251273, 1272096, 1332576, 1668364, 2502546, 2919637, 3336728, 3753819, 5005092, 5839274, 6673456, 7507638, 8758911, 10010184, 11678548, 13346912, 15015276, 17517822, 20020368, 23357096, 26276733, 30030552, 35035644, 40040736, 46714192, 52553466, 60061104, 70071288, 93428384, 105106932, 120122208, 140142576, 210213864, 280285152, 420427728, 840855456]

約数ペア:

[(1, 840855456), (2, 420427728), (3, 280285152), (4, 210213864), (6, 140142576), (7, 120122208), (8, 105106932), (9, 93428384), (12, 70071288), (14, 60061104), (16, 52553466), (18, 46714192), (21, 40040736), (24, 35035644), (28, 30030552), (32, 26276733), (36, 23357096), (42, 20020368), (48, 17517822), (56, 15015276), (63, 13346912), (72, 11678548), (84, 10010184), (96, 8758911), (112, 7507638), (126, 6673456), (144, 5839274), (168, 5005092), (224, 3753819), (252, 3336728), (288, 2919637), (336, 2502546), (504, 1668364), (631, 1332576), (661, 1272096), (672, 1251273), (1008, 834182), (1262, 666288), (1322, 636048), (1893, 444192), (1983, 424032), (2016, 417091), (2524, 333144), (2644, 318024), (3786, 222096), (3966, 212016), (4417, 190368), (4627, 181728), (5048, 166572), (5288, 159012), (5679, 148064), (5949, 141344), (7572, 111048), (7932, 106008), (8834, 95184), (9254, 90864), (10096, 83286), (10576, 79506), (11358, 74032), (11898, 70672), (13251, 63456), (13881, 60576), (15144, 55524), (15864, 53004), (17668, 47592), (18508, 45432), (20192, 41643), (21152, 39753), (22716, 37016), (23796, 35336), (26502, 31728), (27762, 30288)]