16123520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 45532800

約数和(自身を除く): 29409280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 59, 61, 64, 70, 80, 112, 118, 122, 128, 140, 160, 224, 236, 244, 280, 295, 305, 320, 413, 427, 448, 472, 488, 560, 590, 610, 640, 826, 854, 896, 944, 976, 1120, 1180, 1220, 1652, 1708, 1888, 1952, 2065, 2135, 2240, 2360, 2440, 3304, 3416, 3599, 3776, 3904, 4130, 4270, 4480, 4720, 4880, 6608, 6832, 7198, 7552, 7808, 8260, 8540, 9440, 9760, 13216, 13664, 14396, 16520, 17080, 17995, 18880, 19520, 25193, 26432, 27328, 28792, 33040, 34160, 35990, 37760, 39040, 50386, 52864, 54656, 57584, 66080, 68320, 71980, 100772, 115168, 125965, 132160, 136640, 143960, 201544, 230336, 251930, 264320, 273280, 287920, 403088, 460672, 503860, 575840, 806176, 1007720, 1151680, 1612352, 2015440, 2303360, 3224704, 4030880, 8061760, 16123520]

約数ペア:

[(1, 16123520), (2, 8061760), (4, 4030880), (5, 3224704), (7, 2303360), (8, 2015440), (10, 1612352), (14, 1151680), (16, 1007720), (20, 806176), (28, 575840), (32, 503860), (35, 460672), (40, 403088), (56, 287920), (59, 273280), (61, 264320), (64, 251930), (70, 230336), (80, 201544), (112, 143960), (118, 136640), (122, 132160), (128, 125965), (140, 115168), (160, 100772), (224, 71980), (236, 68320), (244, 66080), (280, 57584), (295, 54656), (305, 52864), (320, 50386), (413, 39040), (427, 37760), (448, 35990), (472, 34160), (488, 33040), (560, 28792), (590, 27328), (610, 26432), (640, 25193), (826, 19520), (854, 18880), (896, 17995), (944, 17080), (976, 16520), (1120, 14396), (1180, 13664), (1220, 13216), (1652, 9760), (1708, 9440), (1888, 8540), (1952, 8260), (2065, 7808), (2135, 7552), (2240, 7198), (2360, 6832), (2440, 6608), (3304, 4880), (3416, 4720), (3599, 4480), (3776, 4270), (3904, 4130)]