490366920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{617}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 1521763200

約数和(自身を除く): 1031396280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 179, 185, 222, 296, 358, 370, 444, 537, 555, 617, 716, 740, 888, 895, 1074, 1110, 1234, 1432, 1480, 1790, 1851, 2148, 2220, 2468, 2685, 3085, 3580, 3702, 4296, 4440, 4936, 5370, 6170, 6623, 7160, 7404, 9255, 10740, 12340, 13246, 14808, 18510, 19869, 21480, 22829, 24680, 26492, 33115, 37020, 39738, 45658, 52984, 66230, 68487, 74040, 79476, 91316, 99345, 110443, 114145, 132460, 136974, 158952, 182632, 198690, 220886, 228290, 264920, 273948, 331329, 342435, 397380, 441772, 456580, 547896, 552215, 662658, 684870, 794760, 883544, 913160, 1104430, 1325316, 1369740, 1656645, 2208860, 2650632, 2739480, 3313290, 4086391, 4417720, 6626580, 8172782, 12259173, 13253160, 16345564, 20431955, 24518346, 32691128, 40863910, 49036692, 61295865, 81727820, 98073384, 122591730, 163455640, 245183460, 490366920]

約数ペア:

[(1, 490366920), (2, 245183460), (3, 163455640), (4, 122591730), (5, 98073384), (6, 81727820), (8, 61295865), (10, 49036692), (12, 40863910), (15, 32691128), (20, 24518346), (24, 20431955), (30, 16345564), (37, 13253160), (40, 12259173), (60, 8172782), (74, 6626580), (111, 4417720), (120, 4086391), (148, 3313290), (179, 2739480), (185, 2650632), (222, 2208860), (296, 1656645), (358, 1369740), (370, 1325316), (444, 1104430), (537, 913160), (555, 883544), (617, 794760), (716, 684870), (740, 662658), (888, 552215), (895, 547896), (1074, 456580), (1110, 441772), (1234, 397380), (1432, 342435), (1480, 331329), (1790, 273948), (1851, 264920), (2148, 228290), (2220, 220886), (2468, 198690), (2685, 182632), (3085, 158952), (3580, 136974), (3702, 132460), (4296, 114145), (4440, 110443), (4936, 99345), (5370, 91316), (6170, 79476), (6623, 74040), (7160, 68487), (7404, 66230), (9255, 52984), (10740, 45658), (12340, 39738), (13246, 37020), (14808, 33115), (18510, 26492), (19869, 24680), (21480, 22829)]