745848320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{41621}}^1$

素因数の和:41651

約数の個数: 80

約数和(自身を含む): 2043806688

約数和(自身を除く): 1297958368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 41621, 83242, 166484, 208105, 291347, 332968, 416210, 582694, 665936, 832420, 1165388, 1331872, 1456735, 1664840, 2330776, 2663744, 2913470, 3329680, 4661552, 5327488, 5826940, 6659360, 9323104, 10654976, 11653880, 13318720, 18646208, 21309952, 23307760, 26637440, 37292416, 46615520, 53274880, 74584832, 93231040, 106549760, 149169664, 186462080, 372924160, 745848320]

約数ペア:

[(1, 745848320), (2, 372924160), (4, 186462080), (5, 149169664), (7, 106549760), (8, 93231040), (10, 74584832), (14, 53274880), (16, 46615520), (20, 37292416), (28, 26637440), (32, 23307760), (35, 21309952), (40, 18646208), (56, 13318720), (64, 11653880), (70, 10654976), (80, 9323104), (112, 6659360), (128, 5826940), (140, 5327488), (160, 4661552), (224, 3329680), (256, 2913470), (280, 2663744), (320, 2330776), (448, 1664840), (512, 1456735), (560, 1331872), (640, 1165388), (896, 832420), (1120, 665936), (1280, 582694), (1792, 416210), (2240, 332968), (2560, 291347), (3584, 208105), (4480, 166484), (8960, 83242), (17920, 41621)]