256675068

素因数分解:

$2^2\times 3^7\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 192

約数和(自身を含む): 757312640

約数和(自身を除く): 500637572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 37, 39, 52, 54, 61, 74, 78, 81, 108, 111, 117, 122, 148, 156, 162, 183, 222, 234, 243, 244, 324, 333, 351, 366, 444, 468, 481, 486, 549, 666, 702, 729, 732, 793, 962, 972, 999, 1053, 1098, 1332, 1404, 1443, 1458, 1586, 1647, 1924, 1998, 2106, 2187, 2196, 2257, 2379, 2886, 2916, 2997, 3159, 3172, 3294, 3996, 4212, 4329, 4374, 4514, 4758, 4941, 5772, 5994, 6318, 6588, 6771, 7137, 8658, 8748, 8991, 9028, 9477, 9516, 9882, 11988, 12636, 12987, 13542, 14274, 14823, 17316, 17982, 18954, 19764, 20313, 21411, 25974, 26973, 27084, 28431, 28548, 29341, 29646, 35964, 37908, 38961, 40626, 42822, 44469, 51948, 53946, 56862, 58682, 59292, 60939, 64233, 77922, 80919, 81252, 85644, 88023, 88938, 107892, 113724, 116883, 117364, 121878, 128466, 133407, 155844, 161838, 176046, 177876, 182817, 192699, 233766, 243756, 256932, 264069, 266814, 323676, 350649, 352092, 365634, 385398, 467532, 528138, 533628, 548451, 578097, 701298, 731268, 770796, 792207, 1051947, 1056276, 1096902, 1156194, 1402596, 1584414, 1645353, 1734291, 2103894, 2193804, 2312388, 2376621, 3168828, 3290706, 3468582, 4207788, 4753242, 4936059, 6581412, 6937164, 7129863, 9506484, 9872118, 14259726, 19744236, 21389589, 28519452, 42779178, 64168767, 85558356, 128337534, 256675068]

約数ペア:

[(1, 256675068), (2, 128337534), (3, 85558356), (4, 64168767), (6, 42779178), (9, 28519452), (12, 21389589), (13, 19744236), (18, 14259726), (26, 9872118), (27, 9506484), (36, 7129863), (37, 6937164), (39, 6581412), (52, 4936059), (54, 4753242), (61, 4207788), (74, 3468582), (78, 3290706), (81, 3168828), (108, 2376621), (111, 2312388), (117, 2193804), (122, 2103894), (148, 1734291), (156, 1645353), (162, 1584414), (183, 1402596), (222, 1156194), (234, 1096902), (243, 1056276), (244, 1051947), (324, 792207), (333, 770796), (351, 731268), (366, 701298), (444, 578097), (468, 548451), (481, 533628), (486, 528138), (549, 467532), (666, 385398), (702, 365634), (729, 352092), (732, 350649), (793, 323676), (962, 266814), (972, 264069), (999, 256932), (1053, 243756), (1098, 233766), (1332, 192699), (1404, 182817), (1443, 177876), (1458, 176046), (1586, 161838), (1647, 155844), (1924, 133407), (1998, 128466), (2106, 121878), (2187, 117364), (2196, 116883), (2257, 113724), (2379, 107892), (2886, 88938), (2916, 88023), (2997, 85644), (3159, 81252), (3172, 80919), (3294, 77922), (3996, 64233), (4212, 60939), (4329, 59292), (4374, 58682), (4514, 56862), (4758, 53946), (4941, 51948), (5772, 44469), (5994, 42822), (6318, 40626), (6588, 38961), (6771, 37908), (7137, 35964), (8658, 29646), (8748, 29341), (8991, 28548), (9028, 28431), (9477, 27084), (9516, 26973), (9882, 25974), (11988, 21411), (12636, 20313), (12987, 19764), (13542, 18954), (14274, 17982), (14823, 17316)]