1389211040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{271}}^1$

素因数の和:515

約数の個数: 192

約数和(自身を含む): 3948134400

約数和(自身を除く): 2558923360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 199, 224, 230, 271, 280, 322, 368, 398, 460, 542, 560, 644, 736, 796, 805, 920, 995, 1084, 1120, 1288, 1355, 1393, 1592, 1610, 1840, 1897, 1990, 2168, 2576, 2710, 2786, 3184, 3220, 3680, 3794, 3980, 4336, 4577, 5152, 5420, 5572, 6233, 6368, 6440, 6965, 7588, 7960, 8672, 9154, 9485, 10840, 11144, 12466, 12880, 13930, 15176, 15920, 18308, 18970, 21680, 22288, 22885, 24932, 25760, 27860, 30352, 31165, 31840, 32039, 36616, 37940, 43360, 43631, 44576, 45770, 49864, 53929, 55720, 60704, 62330, 64078, 73232, 75880, 87262, 91540, 99728, 107858, 111440, 124660, 128156, 146464, 151760, 160195, 174524, 183080, 199456, 215716, 218155, 222880, 249320, 256312, 269645, 303520, 320390, 349048, 366160, 377503, 431432, 436310, 498640, 512624, 539290, 640780, 698096, 732320, 755006, 862864, 872620, 997280, 1025248, 1078580, 1240367, 1281560, 1396192, 1510012, 1725728, 1745240, 1887515, 2157160, 2480734, 2563120, 3020024, 3490480, 3775030, 4314320, 4961468, 5126240, 6040048, 6201835, 6980960, 7550060, 8628640, 8682569, 9922936, 12080096, 12403670, 15100120, 17365138, 19845872, 24807340, 30200240, 34730276, 39691744, 43412845, 49614680, 60400480, 69460552, 86825690, 99229360, 138921104, 173651380, 198458720, 277842208, 347302760, 694605520, 1389211040]

約数ペア:

[(1, 1389211040), (2, 694605520), (4, 347302760), (5, 277842208), (7, 198458720), (8, 173651380), (10, 138921104), (14, 99229360), (16, 86825690), (20, 69460552), (23, 60400480), (28, 49614680), (32, 43412845), (35, 39691744), (40, 34730276), (46, 30200240), (56, 24807340), (70, 19845872), (80, 17365138), (92, 15100120), (112, 12403670), (115, 12080096), (140, 9922936), (160, 8682569), (161, 8628640), (184, 7550060), (199, 6980960), (224, 6201835), (230, 6040048), (271, 5126240), (280, 4961468), (322, 4314320), (368, 3775030), (398, 3490480), (460, 3020024), (542, 2563120), (560, 2480734), (644, 2157160), (736, 1887515), (796, 1745240), (805, 1725728), (920, 1510012), (995, 1396192), (1084, 1281560), (1120, 1240367), (1288, 1078580), (1355, 1025248), (1393, 997280), (1592, 872620), (1610, 862864), (1840, 755006), (1897, 732320), (1990, 698096), (2168, 640780), (2576, 539290), (2710, 512624), (2786, 498640), (3184, 436310), (3220, 431432), (3680, 377503), (3794, 366160), (3980, 349048), (4336, 320390), (4577, 303520), (5152, 269645), (5420, 256312), (5572, 249320), (6233, 222880), (6368, 218155), (6440, 215716), (6965, 199456), (7588, 183080), (7960, 174524), (8672, 160195), (9154, 151760), (9485, 146464), (10840, 128156), (11144, 124660), (12466, 111440), (12880, 107858), (13930, 99728), (15176, 91540), (15920, 87262), (18308, 75880), (18970, 73232), (21680, 64078), (22288, 62330), (22885, 60704), (24932, 55720), (25760, 53929), (27860, 49864), (30352, 45770), (31165, 44576), (31840, 43631), (32039, 43360), (36616, 37940)]