1245790728

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1777}}^1$

素因数の和:1916

約数の個数: 192

約数和(自身を含む): 4193804160

約数和(自身を除く): 2948013432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 107, 117, 126, 156, 168, 182, 214, 234, 252, 273, 312, 321, 364, 428, 468, 504, 546, 642, 728, 749, 819, 856, 936, 963, 1092, 1284, 1391, 1498, 1638, 1777, 1926, 2184, 2247, 2568, 2782, 2996, 3276, 3554, 3852, 4173, 4494, 5331, 5564, 5992, 6552, 6741, 7108, 7704, 8346, 8988, 9737, 10662, 11128, 12439, 12519, 13482, 14216, 15993, 16692, 17976, 19474, 21324, 23101, 24878, 25038, 26964, 29211, 31986, 33384, 37317, 38948, 42648, 46202, 49756, 50076, 53928, 58422, 63972, 69303, 74634, 77896, 87633, 92404, 99512, 100152, 111951, 116844, 127944, 138606, 149268, 161707, 175266, 184808, 190139, 207909, 223902, 233688, 277212, 298536, 323414, 350532, 380278, 415818, 447804, 485121, 554424, 570417, 646828, 701064, 760556, 831636, 895608, 970242, 1140834, 1293656, 1330973, 1455363, 1521112, 1663272, 1711251, 1940484, 2281668, 2471807, 2661946, 2910726, 3422502, 3880968, 3992919, 4563336, 4943614, 5323892, 5821452, 6845004, 7415421, 7985838, 9887228, 10647784, 11642904, 11978757, 13690008, 14830842, 15971676, 17302649, 19774456, 22246263, 23957514, 29661684, 31943352, 34605298, 44492526, 47915028, 51907947, 59323368, 69210596, 88985052, 95830056, 103815894, 138421192, 155723841, 177970104, 207631788, 311447682, 415263576, 622895364, 1245790728]

約数ペア:

[(1, 1245790728), (2, 622895364), (3, 415263576), (4, 311447682), (6, 207631788), (7, 177970104), (8, 155723841), (9, 138421192), (12, 103815894), (13, 95830056), (14, 88985052), (18, 69210596), (21, 59323368), (24, 51907947), (26, 47915028), (28, 44492526), (36, 34605298), (39, 31943352), (42, 29661684), (52, 23957514), (56, 22246263), (63, 19774456), (72, 17302649), (78, 15971676), (84, 14830842), (91, 13690008), (104, 11978757), (107, 11642904), (117, 10647784), (126, 9887228), (156, 7985838), (168, 7415421), (182, 6845004), (214, 5821452), (234, 5323892), (252, 4943614), (273, 4563336), (312, 3992919), (321, 3880968), (364, 3422502), (428, 2910726), (468, 2661946), (504, 2471807), (546, 2281668), (642, 1940484), (728, 1711251), (749, 1663272), (819, 1521112), (856, 1455363), (936, 1330973), (963, 1293656), (1092, 1140834), (1284, 970242), (1391, 895608), (1498, 831636), (1638, 760556), (1777, 701064), (1926, 646828), (2184, 570417), (2247, 554424), (2568, 485121), (2782, 447804), (2996, 415818), (3276, 380278), (3554, 350532), (3852, 323414), (4173, 298536), (4494, 277212), (5331, 233688), (5564, 223902), (5992, 207909), (6552, 190139), (6741, 184808), (7108, 175266), (7704, 161707), (8346, 149268), (8988, 138606), (9737, 127944), (10662, 116844), (11128, 111951), (12439, 100152), (12519, 99512), (13482, 92404), (14216, 87633), (15993, 77896), (16692, 74634), (17976, 69303), (19474, 63972), (21324, 58422), (23101, 53928), (24878, 50076), (25038, 49756), (26964, 46202), (29211, 42648), (31986, 38948), (33384, 37317)]