66730240

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1409}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 164276280

約数和(自身を除く): 97546040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 640, 740, 1184, 1280, 1409, 1480, 2368, 2818, 2960, 4736, 5636, 5920, 7045, 9472, 11272, 11840, 14090, 22544, 23680, 28180, 45088, 47360, 52133, 56360, 90176, 104266, 112720, 180352, 208532, 225440, 260665, 360704, 417064, 450880, 521330, 834128, 901760, 1042660, 1668256, 1803520, 2085320, 3336512, 4170640, 6673024, 8341280, 13346048, 16682560, 33365120, 66730240]

約数ペア:

[(1, 66730240), (2, 33365120), (4, 16682560), (5, 13346048), (8, 8341280), (10, 6673024), (16, 4170640), (20, 3336512), (32, 2085320), (37, 1803520), (40, 1668256), (64, 1042660), (74, 901760), (80, 834128), (128, 521330), (148, 450880), (160, 417064), (185, 360704), (256, 260665), (296, 225440), (320, 208532), (370, 180352), (592, 112720), (640, 104266), (740, 90176), (1184, 56360), (1280, 52133), (1409, 47360), (1480, 45088), (2368, 28180), (2818, 23680), (2960, 22544), (4736, 14090), (5636, 11840), (5920, 11272), (7045, 9472)]