208049875215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1\times {\mathrm{2161}}^1$

素因数の和:2721

約数の個数: 128

約数和(自身を含む): 412985309184

約数和(自身を除く): 204935433969

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 251, 273, 281, 455, 753, 843, 1255, 1365, 1405, 1757, 1967, 2161, 3263, 3653, 3765, 4215, 5271, 5901, 6483, 8785, 9789, 9835, 10805, 10959, 15127, 16315, 18265, 22841, 25571, 26355, 28093, 29505, 32415, 45381, 48945, 54795, 68523, 70531, 75635, 76713, 84279, 114205, 127855, 140465, 196651, 211593, 226905, 342615, 352655, 383565, 421395, 493717, 542411, 589953, 607241, 916903, 983255, 1057965, 1481151, 1627233, 1821723, 2468585, 2712055, 2750709, 2949765, 3036205, 3796877, 4250687, 4584515, 6418321, 7051343, 7405755, 7894133, 8136165, 9108615, 11390631, 12752061, 13753545, 18984385, 19254963, 21154029, 21253435, 23682399, 32091605, 35256715, 39470665, 49359401, 55258931, 56953155, 63760305, 96274815, 105770145, 118411995, 148078203, 152417491, 165776793, 246797005, 276294655, 457252473, 740391015, 762087455, 828883965, 1066922437, 1981427383, 2286262365, 3200767311, 5334612185, 5944282149, 9907136915, 13869991681, 16003836555, 29721410745, 41609975043, 69349958405, 208049875215]

約数ペア:

[(1, 208049875215), (3, 69349958405), (5, 41609975043), (7, 29721410745), (13, 16003836555), (15, 13869991681), (21, 9907136915), (35, 5944282149), (39, 5334612185), (65, 3200767311), (91, 2286262365), (105, 1981427383), (195, 1066922437), (251, 828883965), (273, 762087455), (281, 740391015), (455, 457252473), (753, 276294655), (843, 246797005), (1255, 165776793), (1365, 152417491), (1405, 148078203), (1757, 118411995), (1967, 105770145), (2161, 96274815), (3263, 63760305), (3653, 56953155), (3765, 55258931), (4215, 49359401), (5271, 39470665), (5901, 35256715), (6483, 32091605), (8785, 23682399), (9789, 21253435), (9835, 21154029), (10805, 19254963), (10959, 18984385), (15127, 13753545), (16315, 12752061), (18265, 11390631), (22841, 9108615), (25571, 8136165), (26355, 7894133), (28093, 7405755), (29505, 7051343), (32415, 6418321), (45381, 4584515), (48945, 4250687), (54795, 3796877), (68523, 3036205), (70531, 2949765), (75635, 2750709), (76713, 2712055), (84279, 2468585), (114205, 1821723), (127855, 1627233), (140465, 1481151), (196651, 1057965), (211593, 983255), (226905, 916903), (342615, 607241), (352655, 589953), (383565, 542411), (421395, 493717)]