154471520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 288

約数和(自身を含む): 480906720

約数和(自身を除く): 326435200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 49, 56, 61, 68, 70, 76, 80, 85, 95, 98, 112, 119, 122, 133, 136, 140, 152, 160, 170, 190, 196, 224, 238, 244, 245, 266, 272, 280, 304, 305, 323, 340, 380, 392, 427, 476, 488, 490, 532, 544, 560, 595, 608, 610, 646, 665, 680, 760, 784, 833, 854, 931, 952, 976, 980, 1037, 1064, 1120, 1159, 1190, 1220, 1292, 1330, 1360, 1520, 1568, 1615, 1666, 1708, 1862, 1904, 1952, 1960, 2074, 2128, 2135, 2261, 2318, 2380, 2440, 2584, 2660, 2720, 2989, 3040, 3230, 3332, 3416, 3724, 3808, 3920, 4148, 4165, 4256, 4270, 4522, 4636, 4655, 4760, 4880, 5168, 5185, 5320, 5795, 5978, 6460, 6664, 6832, 7259, 7448, 7840, 8113, 8296, 8330, 8540, 9044, 9272, 9310, 9520, 9760, 10336, 10370, 10640, 11305, 11590, 11956, 12920, 13328, 13664, 14518, 14896, 14945, 15827, 16226, 16592, 16660, 17080, 18088, 18544, 18620, 19040, 19703, 20740, 21280, 22610, 23180, 23912, 25840, 26656, 29036, 29792, 29890, 31654, 32452, 33184, 33320, 34160, 36176, 36295, 37088, 37240, 39406, 40565, 41480, 45220, 46360, 47824, 50813, 51680, 56791, 58072, 59780, 63308, 64904, 66640, 68320, 72352, 72590, 74480, 78812, 79135, 81130, 82960, 90440, 92720, 95648, 98515, 101626, 113582, 116144, 119560, 126616, 129808, 133280, 137921, 145180, 148960, 157624, 158270, 162260, 165920, 180880, 185440, 197030, 203252, 227164, 232288, 239120, 253232, 254065, 259616, 275842, 283955, 290360, 315248, 316540, 324520, 361760, 394060, 406504, 454328, 478240, 506464, 508130, 551684, 567910, 580720, 630496, 633080, 649040, 689605, 788120, 813008, 908656, 965447, 1016260, 1103368, 1135820, 1161440, 1266160, 1298080, 1379210, 1576240, 1626016, 1817312, 1930894, 2032520, 2206736, 2271640, 2532320, 2758420, 3152480, 3861788, 4065040, 4413472, 4543280, 4827235, 5516840, 7723576, 8130080, 9086560, 9654470, 11033680, 15447152, 19308940, 22067360, 30894304, 38617880, 77235760, 154471520]

約数ペア:

[(1, 154471520), (2, 77235760), (4, 38617880), (5, 30894304), (7, 22067360), (8, 19308940), (10, 15447152), (14, 11033680), (16, 9654470), (17, 9086560), (19, 8130080), (20, 7723576), (28, 5516840), (32, 4827235), (34, 4543280), (35, 4413472), (38, 4065040), (40, 3861788), (49, 3152480), (56, 2758420), (61, 2532320), (68, 2271640), (70, 2206736), (76, 2032520), (80, 1930894), (85, 1817312), (95, 1626016), (98, 1576240), (112, 1379210), (119, 1298080), (122, 1266160), (133, 1161440), (136, 1135820), (140, 1103368), (152, 1016260), (160, 965447), (170, 908656), (190, 813008), (196, 788120), (224, 689605), (238, 649040), (244, 633080), (245, 630496), (266, 580720), (272, 567910), (280, 551684), (304, 508130), (305, 506464), (323, 478240), (340, 454328), (380, 406504), (392, 394060), (427, 361760), (476, 324520), (488, 316540), (490, 315248), (532, 290360), (544, 283955), (560, 275842), (595, 259616), (608, 254065), (610, 253232), (646, 239120), (665, 232288), (680, 227164), (760, 203252), (784, 197030), (833, 185440), (854, 180880), (931, 165920), (952, 162260), (976, 158270), (980, 157624), (1037, 148960), (1064, 145180), (1120, 137921), (1159, 133280), (1190, 129808), (1220, 126616), (1292, 119560), (1330, 116144), (1360, 113582), (1520, 101626), (1568, 98515), (1615, 95648), (1666, 92720), (1708, 90440), (1862, 82960), (1904, 81130), (1952, 79135), (1960, 78812), (2074, 74480), (2128, 72590), (2135, 72352), (2261, 68320), (2318, 66640), (2380, 64904), (2440, 63308), (2584, 59780), (2660, 58072), (2720, 56791), (2989, 51680), (3040, 50813), (3230, 47824), (3332, 46360), (3416, 45220), (3724, 41480), (3808, 40565), (3920, 39406), (4148, 37240), (4165, 37088), (4256, 36295), (4270, 36176), (4522, 34160), (4636, 33320), (4655, 33184), (4760, 32452), (4880, 31654), (5168, 29890), (5185, 29792), (5320, 29036), (5795, 26656), (5978, 25840), (6460, 23912), (6664, 23180), (6832, 22610), (7259, 21280), (7448, 20740), (7840, 19703), (8113, 19040), (8296, 18620), (8330, 18544), (8540, 18088), (9044, 17080), (9272, 16660), (9310, 16592), (9520, 16226), (9760, 15827), (10336, 14945), (10370, 14896), (10640, 14518), (11305, 13664), (11590, 13328), (11956, 12920)]