131478984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6689}}^1$

素因数の和:6724

約数の個数: 128

約数和(自身を含む): 449568000

約数和(自身を除く): 318089016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1092, 1404, 1512, 1638, 2184, 2457, 2808, 3276, 4914, 6552, 6689, 9828, 13378, 19656, 20067, 26756, 40134, 46823, 53512, 60201, 80268, 86957, 93646, 120402, 140469, 160536, 173914, 180603, 187292, 240804, 260871, 280938, 347828, 361206, 374584, 421407, 481608, 521742, 561876, 608699, 695656, 722412, 782613, 842814, 1043484, 1123752, 1217398, 1264221, 1444824, 1565226, 1685628, 1826097, 2086968, 2347839, 2434796, 2528442, 3130452, 3371256, 3652194, 4695678, 4869592, 5056884, 5478291, 6260904, 7304388, 9391356, 10113768, 10956582, 14608776, 16434873, 18782712, 21913164, 32869746, 43826328, 65739492, 131478984]

約数ペア:

[(1, 131478984), (2, 65739492), (3, 43826328), (4, 32869746), (6, 21913164), (7, 18782712), (8, 16434873), (9, 14608776), (12, 10956582), (13, 10113768), (14, 9391356), (18, 7304388), (21, 6260904), (24, 5478291), (26, 5056884), (27, 4869592), (28, 4695678), (36, 3652194), (39, 3371256), (42, 3130452), (52, 2528442), (54, 2434796), (56, 2347839), (63, 2086968), (72, 1826097), (78, 1685628), (84, 1565226), (91, 1444824), (104, 1264221), (108, 1217398), (117, 1123752), (126, 1043484), (156, 842814), (168, 782613), (182, 722412), (189, 695656), (216, 608699), (234, 561876), (252, 521742), (273, 481608), (312, 421407), (351, 374584), (364, 361206), (378, 347828), (468, 280938), (504, 260871), (546, 240804), (702, 187292), (728, 180603), (756, 173914), (819, 160536), (936, 140469), (1092, 120402), (1404, 93646), (1512, 86957), (1638, 80268), (2184, 60201), (2457, 53512), (2808, 46823), (3276, 40134), (4914, 26756), (6552, 20067), (6689, 19656), (9828, 13378)]