257074817760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{406661}}^1$

素因数の和:407121

約数の個数: 144

約数和(自身を含む): 879268309920

約数和(自身を除く): 622193492160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 439, 480, 720, 878, 1317, 1440, 1756, 2195, 2634, 3512, 3951, 4390, 5268, 6585, 7024, 7902, 8780, 10536, 13170, 14048, 15804, 17560, 19755, 21072, 26340, 31608, 35120, 39510, 42144, 52680, 63216, 70240, 79020, 105360, 126432, 158040, 210720, 316080, 406661, 632160, 813322, 1219983, 1626644, 2033305, 2439966, 3253288, 3659949, 4066610, 4879932, 6099915, 6506576, 7319898, 8133220, 9759864, 12199830, 13013152, 14639796, 16266440, 18299745, 19519728, 24399660, 29279592, 32532880, 36599490, 39039456, 48799320, 58559184, 65065760, 73198980, 97598640, 117118368, 146397960, 178524179, 195197280, 292795920, 357048358, 535572537, 585591840, 714096716, 892620895, 1071145074, 1428193432, 1606717611, 1785241790, 2142290148, 2677862685, 2856386864, 3213435222, 3570483580, 4284580296, 5355725370, 5712773728, 6426870444, 7140967160, 8033588055, 8569160592, 10711450740, 12853740888, 14281934320, 16067176110, 17138321184, 21422901480, 25707481776, 28563868640, 32134352220, 42845802960, 51414963552, 64268704440, 85691605920, 128537408880, 257074817760]

約数ペア:

[(1, 257074817760), (2, 128537408880), (3, 85691605920), (4, 64268704440), (5, 51414963552), (6, 42845802960), (8, 32134352220), (9, 28563868640), (10, 25707481776), (12, 21422901480), (15, 17138321184), (16, 16067176110), (18, 14281934320), (20, 12853740888), (24, 10711450740), (30, 8569160592), (32, 8033588055), (36, 7140967160), (40, 6426870444), (45, 5712773728), (48, 5355725370), (60, 4284580296), (72, 3570483580), (80, 3213435222), (90, 2856386864), (96, 2677862685), (120, 2142290148), (144, 1785241790), (160, 1606717611), (180, 1428193432), (240, 1071145074), (288, 892620895), (360, 714096716), (439, 585591840), (480, 535572537), (720, 357048358), (878, 292795920), (1317, 195197280), (1440, 178524179), (1756, 146397960), (2195, 117118368), (2634, 97598640), (3512, 73198980), (3951, 65065760), (4390, 58559184), (5268, 48799320), (6585, 39039456), (7024, 36599490), (7902, 32532880), (8780, 29279592), (10536, 24399660), (13170, 19519728), (14048, 18299745), (15804, 16266440), (17560, 14639796), (19755, 13013152), (21072, 12199830), (26340, 9759864), (31608, 8133220), (35120, 7319898), (39510, 6506576), (42144, 6099915), (52680, 4879932), (63216, 4066610), (70240, 3659949), (79020, 3253288), (105360, 2439966), (126432, 2033305), (158040, 1626644), (210720, 1219983), (316080, 813322), (406661, 632160)]