1337969920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4817}}^1$

素因数の和:4876

約数の個数: 144

約数和(自身を含む): 3781628928

約数和(自身を除く): 2443659008

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, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3472, 3968, 4340, 4480, 4817, 4960, 6944, 7936, 8680, 8960, 9634, 9920, 13888, 17360, 19268, 19840, 24085, 27776, 33719, 34720, 38536, 39680, 48170, 55552, 67438, 69440, 77072, 96340, 134876, 138880, 149327, 154144, 168595, 192680, 269752, 277760, 298654, 308288, 337190, 385360, 539504, 597308, 616576, 674380, 746635, 770720, 1045289, 1079008, 1194616, 1233152, 1348760, 1493270, 1541440, 2090578, 2158016, 2389232, 2697520, 2986540, 3082880, 4181156, 4316032, 4778464, 5226445, 5395040, 5973080, 6165760, 8362312, 8632064, 9556928, 10452890, 10790080, 11946160, 16724624, 19113856, 20905780, 21580160, 23892320, 33449248, 38227712, 41811560, 43160320, 47784640, 66898496, 83623120, 95569280, 133796992, 167246240, 191138560, 267593984, 334492480, 668984960, 1337969920]

約数ペア:

[(1, 1337969920), (2, 668984960), (4, 334492480), (5, 267593984), (7, 191138560), (8, 167246240), (10, 133796992), (14, 95569280), (16, 83623120), (20, 66898496), (28, 47784640), (31, 43160320), (32, 41811560), (35, 38227712), (40, 33449248), (56, 23892320), (62, 21580160), (64, 20905780), (70, 19113856), (80, 16724624), (112, 11946160), (124, 10790080), (128, 10452890), (140, 9556928), (155, 8632064), (160, 8362312), (217, 6165760), (224, 5973080), (248, 5395040), (256, 5226445), (280, 4778464), (310, 4316032), (320, 4181156), (434, 3082880), (448, 2986540), (496, 2697520), (560, 2389232), (620, 2158016), (640, 2090578), (868, 1541440), (896, 1493270), (992, 1348760), (1085, 1233152), (1120, 1194616), (1240, 1079008), (1280, 1045289), (1736, 770720), (1792, 746635), (1984, 674380), (2170, 616576), (2240, 597308), (2480, 539504), (3472, 385360), (3968, 337190), (4340, 308288), (4480, 298654), (4817, 277760), (4960, 269752), (6944, 192680), (7936, 168595), (8680, 154144), (8960, 149327), (9634, 138880), (9920, 134876), (13888, 96340), (17360, 77072), (19268, 69440), (19840, 67438), (24085, 55552), (27776, 48170), (33719, 39680), (34720, 38536)]