1645552620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1193}}^1$

素因数の和:1384

約数の個数: 144

約数和(自身を含む): 5111084160

約数和(自身を除く): 3465531540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 97, 158, 180, 194, 237, 291, 316, 388, 395, 474, 485, 582, 711, 790, 873, 948, 970, 1164, 1185, 1193, 1422, 1455, 1580, 1746, 1940, 2370, 2386, 2844, 2910, 3492, 3555, 3579, 4365, 4740, 4772, 5820, 5965, 7110, 7158, 7663, 8730, 10737, 11930, 14220, 14316, 15326, 17460, 17895, 21474, 22989, 23860, 30652, 35790, 38315, 42948, 45978, 53685, 68967, 71580, 76630, 91956, 94247, 107370, 114945, 115721, 137934, 153260, 188494, 214740, 229890, 231442, 275868, 282741, 344835, 347163, 376988, 459780, 462884, 471235, 565482, 578605, 689670, 694326, 848223, 942470, 1041489, 1130964, 1157210, 1379340, 1388652, 1413705, 1696446, 1735815, 1884940, 2082978, 2314420, 2827410, 3392892, 3471630, 4165956, 4241115, 5207445, 5654820, 6943260, 8482230, 9141959, 10414890, 16964460, 18283918, 20829780, 27425877, 36567836, 45709795, 54851754, 82277631, 91419590, 109703508, 137129385, 164555262, 182839180, 274258770, 329110524, 411388155, 548517540, 822776310, 1645552620]

約数ペア:

[(1, 1645552620), (2, 822776310), (3, 548517540), (4, 411388155), (5, 329110524), (6, 274258770), (9, 182839180), (10, 164555262), (12, 137129385), (15, 109703508), (18, 91419590), (20, 82277631), (30, 54851754), (36, 45709795), (45, 36567836), (60, 27425877), (79, 20829780), (90, 18283918), (97, 16964460), (158, 10414890), (180, 9141959), (194, 8482230), (237, 6943260), (291, 5654820), (316, 5207445), (388, 4241115), (395, 4165956), (474, 3471630), (485, 3392892), (582, 2827410), (711, 2314420), (790, 2082978), (873, 1884940), (948, 1735815), (970, 1696446), (1164, 1413705), (1185, 1388652), (1193, 1379340), (1422, 1157210), (1455, 1130964), (1580, 1041489), (1746, 942470), (1940, 848223), (2370, 694326), (2386, 689670), (2844, 578605), (2910, 565482), (3492, 471235), (3555, 462884), (3579, 459780), (4365, 376988), (4740, 347163), (4772, 344835), (5820, 282741), (5965, 275868), (7110, 231442), (7158, 229890), (7663, 214740), (8730, 188494), (10737, 153260), (11930, 137934), (14220, 115721), (14316, 114945), (15326, 107370), (17460, 94247), (17895, 91956), (21474, 76630), (22989, 71580), (23860, 68967), (30652, 53685), (35790, 45978), (38315, 42948)]