245538930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1780

約数の個数: 128

約数和(自身を含む): 739404288

約数和(自身を除く): 493865358

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 53, 65, 70, 78, 91, 105, 106, 130, 159, 182, 195, 210, 265, 273, 318, 371, 390, 455, 530, 546, 689, 742, 795, 910, 1113, 1365, 1378, 1590, 1697, 1855, 2067, 2226, 2730, 3394, 3445, 3710, 4134, 4823, 5091, 5565, 6890, 8485, 9646, 10182, 10335, 11130, 11879, 14469, 16970, 20670, 22061, 23758, 24115, 25455, 28938, 35637, 44122, 48230, 50910, 59395, 66183, 71274, 72345, 89941, 110305, 118790, 132366, 144690, 154427, 178185, 179882, 220610, 269823, 308854, 330915, 356370, 449705, 463281, 539646, 629587, 661830, 772135, 899410, 926562, 1169233, 1259174, 1349115, 1544270, 1888761, 2316405, 2338466, 2698230, 3147935, 3507699, 3777522, 4632810, 5846165, 6295870, 7015398, 8184631, 9443805, 11692330, 16369262, 17538495, 18887610, 24553893, 35076990, 40923155, 49107786, 81846310, 122769465, 245538930]

約数ペア:

[(1, 245538930), (2, 122769465), (3, 81846310), (5, 49107786), (6, 40923155), (7, 35076990), (10, 24553893), (13, 18887610), (14, 17538495), (15, 16369262), (21, 11692330), (26, 9443805), (30, 8184631), (35, 7015398), (39, 6295870), (42, 5846165), (53, 4632810), (65, 3777522), (70, 3507699), (78, 3147935), (91, 2698230), (105, 2338466), (106, 2316405), (130, 1888761), (159, 1544270), (182, 1349115), (195, 1259174), (210, 1169233), (265, 926562), (273, 899410), (318, 772135), (371, 661830), (390, 629587), (455, 539646), (530, 463281), (546, 449705), (689, 356370), (742, 330915), (795, 308854), (910, 269823), (1113, 220610), (1365, 179882), (1378, 178185), (1590, 154427), (1697, 144690), (1855, 132366), (2067, 118790), (2226, 110305), (2730, 89941), (3394, 72345), (3445, 71274), (3710, 66183), (4134, 59395), (4823, 50910), (5091, 48230), (5565, 44122), (6890, 35637), (8485, 28938), (9646, 25455), (10182, 24115), (10335, 23758), (11130, 22061), (11879, 20670), (14469, 16970)]