2501911680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1307}}^1$

素因数の和:2326

約数の個数: 128

約数和(自身を含む): 7988950080

約数和(自身を除く): 5487038400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 997, 1307, 1920, 1994, 2614, 2991, 3921, 3988, 4985, 5228, 5982, 6535, 7842, 7976, 9970, 10456, 11964, 13070, 14955, 15684, 15952, 19605, 19940, 20912, 23928, 26140, 29910, 31368, 31904, 39210, 39880, 41824, 47856, 52280, 59820, 62736, 63808, 78420, 79760, 83648, 95712, 104560, 119640, 125472, 127616, 156840, 159520, 167296, 191424, 209120, 239280, 250944, 313680, 319040, 382848, 418240, 478560, 501888, 627360, 638080, 836480, 957120, 1254720, 1303079, 1914240, 2509440, 2606158, 3909237, 5212316, 6515395, 7818474, 10424632, 13030790, 15636948, 19546185, 20849264, 26061580, 31273896, 39092370, 41698528, 52123160, 62547792, 78184740, 83397056, 104246320, 125095584, 156369480, 166794112, 208492640, 250191168, 312738960, 416985280, 500382336, 625477920, 833970560, 1250955840, 2501911680]

約数ペア:

[(1, 2501911680), (2, 1250955840), (3, 833970560), (4, 625477920), (5, 500382336), (6, 416985280), (8, 312738960), (10, 250191168), (12, 208492640), (15, 166794112), (16, 156369480), (20, 125095584), (24, 104246320), (30, 83397056), (32, 78184740), (40, 62547792), (48, 52123160), (60, 41698528), (64, 39092370), (80, 31273896), (96, 26061580), (120, 20849264), (128, 19546185), (160, 15636948), (192, 13030790), (240, 10424632), (320, 7818474), (384, 6515395), (480, 5212316), (640, 3909237), (960, 2606158), (997, 2509440), (1307, 1914240), (1920, 1303079), (1994, 1254720), (2614, 957120), (2991, 836480), (3921, 638080), (3988, 627360), (4985, 501888), (5228, 478560), (5982, 418240), (6535, 382848), (7842, 319040), (7976, 313680), (9970, 250944), (10456, 239280), (11964, 209120), (13070, 191424), (14955, 167296), (15684, 159520), (15952, 156840), (19605, 127616), (19940, 125472), (20912, 119640), (23928, 104560), (26140, 95712), (29910, 83648), (31368, 79760), (31904, 78420), (39210, 63808), (39880, 62736), (41824, 59820), (47856, 52280)]