880785280

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:792

約数の個数: 128

約数和(自身を含む): 2239552800

約数和(自身を除く): 1358767520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 113, 128, 152, 160, 190, 226, 304, 320, 380, 452, 565, 608, 640, 641, 760, 904, 1130, 1216, 1282, 1520, 1808, 2147, 2260, 2432, 2564, 3040, 3205, 3616, 4294, 4520, 5128, 6080, 6410, 7232, 8588, 9040, 10256, 10735, 12160, 12179, 12820, 14464, 17176, 18080, 20512, 21470, 24358, 25640, 34352, 36160, 41024, 42940, 48716, 51280, 60895, 68704, 72320, 72433, 82048, 85880, 97432, 102560, 121790, 137408, 144866, 171760, 194864, 205120, 243580, 274816, 289732, 343520, 362165, 389728, 410240, 487160, 579464, 687040, 724330, 779456, 974320, 1158928, 1374080, 1376227, 1448660, 1558912, 1948640, 2317856, 2752454, 2897320, 3897280, 4635712, 5504908, 5794640, 6881135, 7794560, 9271424, 11009816, 11589280, 13762270, 22019632, 23178560, 27524540, 44039264, 46357120, 55049080, 88078528, 110098160, 176157056, 220196320, 440392640, 880785280]

約数ペア:

[(1, 880785280), (2, 440392640), (4, 220196320), (5, 176157056), (8, 110098160), (10, 88078528), (16, 55049080), (19, 46357120), (20, 44039264), (32, 27524540), (38, 23178560), (40, 22019632), (64, 13762270), (76, 11589280), (80, 11009816), (95, 9271424), (113, 7794560), (128, 6881135), (152, 5794640), (160, 5504908), (190, 4635712), (226, 3897280), (304, 2897320), (320, 2752454), (380, 2317856), (452, 1948640), (565, 1558912), (608, 1448660), (640, 1376227), (641, 1374080), (760, 1158928), (904, 974320), (1130, 779456), (1216, 724330), (1282, 687040), (1520, 579464), (1808, 487160), (2147, 410240), (2260, 389728), (2432, 362165), (2564, 343520), (3040, 289732), (3205, 274816), (3616, 243580), (4294, 205120), (4520, 194864), (5128, 171760), (6080, 144866), (6410, 137408), (7232, 121790), (8588, 102560), (9040, 97432), (10256, 85880), (10735, 82048), (12160, 72433), (12179, 72320), (12820, 68704), (14464, 60895), (17176, 51280), (18080, 48716), (20512, 42940), (21470, 41024), (24358, 36160), (25640, 34352)]