2017490940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:852

約数の個数: 144

約数和(自身を含む): 6230340480

約数和(自身を除く): 4212849540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 337, 395, 421, 474, 674, 711, 790, 842, 948, 1011, 1185, 1263, 1348, 1422, 1580, 1684, 1685, 2022, 2105, 2370, 2526, 2844, 3033, 3370, 3555, 3789, 4044, 4210, 4740, 5052, 5055, 6066, 6315, 6740, 7110, 7578, 8420, 10110, 12132, 12630, 14220, 15156, 15165, 18945, 20220, 25260, 26623, 30330, 33259, 37890, 53246, 60660, 66518, 75780, 79869, 99777, 106492, 133036, 133115, 141877, 159738, 166295, 199554, 239607, 266230, 283754, 299331, 319476, 332590, 399108, 399345, 425631, 479214, 498885, 532460, 567508, 598662, 665180, 709385, 798690, 851262, 958428, 997770, 1197324, 1198035, 1276893, 1418770, 1496655, 1597380, 1702524, 1995540, 2128155, 2396070, 2553786, 2837540, 2993310, 4256310, 4792140, 5107572, 5986620, 6384465, 8512620, 11208283, 12768930, 22416566, 25537860, 33624849, 44833132, 56041415, 67249698, 100874547, 112082830, 134499396, 168124245, 201749094, 224165660, 336248490, 403498188, 504372735, 672496980, 1008745470, 2017490940]

約数ペア:

[(1, 2017490940), (2, 1008745470), (3, 672496980), (4, 504372735), (5, 403498188), (6, 336248490), (9, 224165660), (10, 201749094), (12, 168124245), (15, 134499396), (18, 112082830), (20, 100874547), (30, 67249698), (36, 56041415), (45, 44833132), (60, 33624849), (79, 25537860), (90, 22416566), (158, 12768930), (180, 11208283), (237, 8512620), (316, 6384465), (337, 5986620), (395, 5107572), (421, 4792140), (474, 4256310), (674, 2993310), (711, 2837540), (790, 2553786), (842, 2396070), (948, 2128155), (1011, 1995540), (1185, 1702524), (1263, 1597380), (1348, 1496655), (1422, 1418770), (1580, 1276893), (1684, 1198035), (1685, 1197324), (2022, 997770), (2105, 958428), (2370, 851262), (2526, 798690), (2844, 709385), (3033, 665180), (3370, 598662), (3555, 567508), (3789, 532460), (4044, 498885), (4210, 479214), (4740, 425631), (5052, 399345), (5055, 399108), (6066, 332590), (6315, 319476), (6740, 299331), (7110, 283754), (7578, 266230), (8420, 239607), (10110, 199554), (12132, 166295), (12630, 159738), (14220, 141877), (15156, 133115), (15165, 133036), (18945, 106492), (20220, 99777), (25260, 79869), (26623, 75780), (30330, 66518), (33259, 60660), (37890, 53246)]