217888560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8179}}^1$

素因数の和:8235

約数の個数: 120

約数和(自身を含む): 751611120

約数和(自身を除く): 533722560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 8179, 8880, 13320, 16358, 24537, 26640, 32716, 40895, 49074, 65432, 73611, 81790, 98148, 122685, 130864, 147222, 163580, 196296, 245370, 294444, 302623, 327160, 368055, 392592, 490740, 588888, 605246, 654320, 736110, 907869, 981480, 1177776, 1210492, 1472220, 1513115, 1815738, 1962960, 2420984, 2723607, 2944440, 3026230, 3631476, 4539345, 4841968, 5447214, 5888880, 6052460, 7262952, 9078690, 10894428, 12104920, 13618035, 14525904, 18157380, 21788856, 24209840, 27236070, 36314760, 43577712, 54472140, 72629520, 108944280, 217888560]

約数ペア:

[(1, 217888560), (2, 108944280), (3, 72629520), (4, 54472140), (5, 43577712), (6, 36314760), (8, 27236070), (9, 24209840), (10, 21788856), (12, 18157380), (15, 14525904), (16, 13618035), (18, 12104920), (20, 10894428), (24, 9078690), (30, 7262952), (36, 6052460), (37, 5888880), (40, 5447214), (45, 4841968), (48, 4539345), (60, 3631476), (72, 3026230), (74, 2944440), (80, 2723607), (90, 2420984), (111, 1962960), (120, 1815738), (144, 1513115), (148, 1472220), (180, 1210492), (185, 1177776), (222, 981480), (240, 907869), (296, 736110), (333, 654320), (360, 605246), (370, 588888), (444, 490740), (555, 392592), (592, 368055), (666, 327160), (720, 302623), (740, 294444), (888, 245370), (1110, 196296), (1332, 163580), (1480, 147222), (1665, 130864), (1776, 122685), (2220, 98148), (2664, 81790), (2960, 73611), (3330, 65432), (4440, 49074), (5328, 40895), (6660, 32716), (8179, 26640), (8880, 24537), (13320, 16358)]