245444280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1297}}^1$

素因数の和:1413

約数の個数: 128

約数和(自身を含む): 785030400

約数和(自身を除く): 539586120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 83, 95, 114, 120, 152, 166, 190, 228, 249, 285, 332, 380, 415, 456, 498, 570, 664, 760, 830, 996, 1140, 1245, 1297, 1577, 1660, 1992, 2280, 2490, 2594, 3154, 3320, 3891, 4731, 4980, 5188, 6308, 6485, 7782, 7885, 9462, 9960, 10376, 12616, 12970, 15564, 15770, 18924, 19455, 23655, 24643, 25940, 31128, 31540, 37848, 38910, 47310, 49286, 51880, 63080, 73929, 77820, 94620, 98572, 107651, 123215, 147858, 155640, 189240, 197144, 215302, 246430, 295716, 322953, 369645, 430604, 492860, 538255, 591432, 645906, 739290, 861208, 985720, 1076510, 1291812, 1478580, 1614765, 2045369, 2153020, 2583624, 2957160, 3229530, 4090738, 4306040, 6136107, 6459060, 8181476, 10226845, 12272214, 12918120, 16362952, 20453690, 24544428, 30680535, 40907380, 49088856, 61361070, 81814760, 122722140, 245444280]

約数ペア:

[(1, 245444280), (2, 122722140), (3, 81814760), (4, 61361070), (5, 49088856), (6, 40907380), (8, 30680535), (10, 24544428), (12, 20453690), (15, 16362952), (19, 12918120), (20, 12272214), (24, 10226845), (30, 8181476), (38, 6459060), (40, 6136107), (57, 4306040), (60, 4090738), (76, 3229530), (83, 2957160), (95, 2583624), (114, 2153020), (120, 2045369), (152, 1614765), (166, 1478580), (190, 1291812), (228, 1076510), (249, 985720), (285, 861208), (332, 739290), (380, 645906), (415, 591432), (456, 538255), (498, 492860), (570, 430604), (664, 369645), (760, 322953), (830, 295716), (996, 246430), (1140, 215302), (1245, 197144), (1297, 189240), (1577, 155640), (1660, 147858), (1992, 123215), (2280, 107651), (2490, 98572), (2594, 94620), (3154, 77820), (3320, 73929), (3891, 63080), (4731, 51880), (4980, 49286), (5188, 47310), (6308, 38910), (6485, 37848), (7782, 31540), (7885, 31128), (9462, 25940), (9960, 24643), (10376, 23655), (12616, 19455), (12970, 18924), (15564, 15770)]