331089920

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 943488000

約数和(自身を除く): 612398080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 149, 155, 160, 217, 224, 248, 256, 280, 298, 310, 320, 434, 448, 496, 512, 560, 596, 620, 640, 745, 868, 896, 992, 1024, 1043, 1085, 1120, 1192, 1240, 1280, 1490, 1736, 1792, 1984, 2048, 2086, 2170, 2240, 2384, 2480, 2560, 2980, 3472, 3584, 3968, 4172, 4340, 4480, 4619, 4768, 4960, 5120, 5215, 5960, 6944, 7168, 7936, 8344, 8680, 8960, 9238, 9536, 9920, 10240, 10430, 11920, 13888, 14336, 15872, 16688, 17360, 17920, 18476, 19072, 19840, 20860, 23095, 23840, 27776, 31744, 32333, 33376, 34720, 35840, 36952, 38144, 39680, 41720, 46190, 47680, 55552, 63488, 64666, 66752, 69440, 71680, 73904, 76288, 79360, 83440, 92380, 95360, 111104, 129332, 133504, 138880, 147808, 152576, 158720, 161665, 166880, 184760, 190720, 222208, 258664, 267008, 277760, 295616, 305152, 317440, 323330, 333760, 369520, 381440, 444416, 517328, 534016, 555520, 591232, 646660, 667520, 739040, 762880, 1034656, 1068032, 1111040, 1182464, 1293320, 1335040, 1478080, 1525760, 2069312, 2136064, 2222080, 2364928, 2586640, 2670080, 2956160, 4138624, 4729856, 5173280, 5340160, 5912320, 8277248, 9459712, 10346560, 10680320, 11824640, 16554496, 20693120, 23649280, 33108992, 41386240, 47298560, 66217984, 82772480, 165544960, 331089920]

約数ペア:

[(1, 331089920), (2, 165544960), (4, 82772480), (5, 66217984), (7, 47298560), (8, 41386240), (10, 33108992), (14, 23649280), (16, 20693120), (20, 16554496), (28, 11824640), (31, 10680320), (32, 10346560), (35, 9459712), (40, 8277248), (56, 5912320), (62, 5340160), (64, 5173280), (70, 4729856), (80, 4138624), (112, 2956160), (124, 2670080), (128, 2586640), (140, 2364928), (149, 2222080), (155, 2136064), (160, 2069312), (217, 1525760), (224, 1478080), (248, 1335040), (256, 1293320), (280, 1182464), (298, 1111040), (310, 1068032), (320, 1034656), (434, 762880), (448, 739040), (496, 667520), (512, 646660), (560, 591232), (596, 555520), (620, 534016), (640, 517328), (745, 444416), (868, 381440), (896, 369520), (992, 333760), (1024, 323330), (1043, 317440), (1085, 305152), (1120, 295616), (1192, 277760), (1240, 267008), (1280, 258664), (1490, 222208), (1736, 190720), (1792, 184760), (1984, 166880), (2048, 161665), (2086, 158720), (2170, 152576), (2240, 147808), (2384, 138880), (2480, 133504), (2560, 129332), (2980, 111104), (3472, 95360), (3584, 92380), (3968, 83440), (4172, 79360), (4340, 76288), (4480, 73904), (4619, 71680), (4768, 69440), (4960, 66752), (5120, 64666), (5215, 63488), (5960, 55552), (6944, 47680), (7168, 46190), (7936, 41720), (8344, 39680), (8680, 38144), (8960, 36952), (9238, 35840), (9536, 34720), (9920, 33376), (10240, 32333), (10430, 31744), (11920, 27776), (13888, 23840), (14336, 23095), (15872, 20860), (16688, 19840), (17360, 19072), (17920, 18476)]