493437420

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{821}}^1$

素因数の和:902

約数の個数: 240

約数和(自身を含む): 1804638528

約数和(自身を除く): 1311201108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 53, 54, 60, 63, 70, 81, 84, 90, 105, 106, 108, 126, 135, 140, 159, 162, 180, 189, 210, 212, 252, 265, 270, 315, 318, 324, 371, 378, 405, 420, 477, 530, 540, 567, 630, 636, 742, 756, 795, 810, 821, 945, 954, 1060, 1113, 1134, 1260, 1431, 1484, 1590, 1620, 1642, 1855, 1890, 1908, 2226, 2268, 2385, 2463, 2835, 2862, 3180, 3284, 3339, 3710, 3780, 4105, 4293, 4452, 4770, 4926, 5565, 5670, 5724, 5747, 6678, 7155, 7389, 7420, 8210, 8586, 9540, 9852, 10017, 11130, 11340, 11494, 12315, 13356, 14310, 14778, 16420, 16695, 17172, 17241, 20034, 21465, 22167, 22260, 22988, 24630, 28620, 28735, 29556, 30051, 33390, 34482, 36945, 40068, 42930, 43513, 44334, 49260, 50085, 51723, 57470, 60102, 66501, 66780, 68964, 73890, 85860, 86205, 87026, 88668, 100170, 103446, 110835, 114940, 120204, 130539, 133002, 147780, 150255, 155169, 172410, 174052, 200340, 206892, 217565, 221670, 258615, 261078, 266004, 300510, 304591, 310338, 332505, 344820, 391617, 435130, 443340, 465507, 517230, 522156, 601020, 609182, 620676, 652695, 665010, 775845, 783234, 870260, 913773, 931014, 1034460, 1174851, 1218364, 1305390, 1330020, 1522955, 1551690, 1566468, 1827546, 1862028, 1958085, 2327535, 2349702, 2610780, 2741319, 3045910, 3103380, 3524553, 3655092, 3916170, 4568865, 4655070, 4699404, 5482638, 5874255, 6091820, 7049106, 7832340, 8223957, 9137730, 9310140, 10965276, 11748510, 13706595, 14098212, 16447914, 17622765, 18275460, 23497020, 24671871, 27413190, 32895828, 35245530, 41119785, 49343742, 54826380, 70491060, 82239570, 98687484, 123359355, 164479140, 246718710, 493437420]

約数ペア:

[(1, 493437420), (2, 246718710), (3, 164479140), (4, 123359355), (5, 98687484), (6, 82239570), (7, 70491060), (9, 54826380), (10, 49343742), (12, 41119785), (14, 35245530), (15, 32895828), (18, 27413190), (20, 24671871), (21, 23497020), (27, 18275460), (28, 17622765), (30, 16447914), (35, 14098212), (36, 13706595), (42, 11748510), (45, 10965276), (53, 9310140), (54, 9137730), (60, 8223957), (63, 7832340), (70, 7049106), (81, 6091820), (84, 5874255), (90, 5482638), (105, 4699404), (106, 4655070), (108, 4568865), (126, 3916170), (135, 3655092), (140, 3524553), (159, 3103380), (162, 3045910), (180, 2741319), (189, 2610780), (210, 2349702), (212, 2327535), (252, 1958085), (265, 1862028), (270, 1827546), (315, 1566468), (318, 1551690), (324, 1522955), (371, 1330020), (378, 1305390), (405, 1218364), (420, 1174851), (477, 1034460), (530, 931014), (540, 913773), (567, 870260), (630, 783234), (636, 775845), (742, 665010), (756, 652695), (795, 620676), (810, 609182), (821, 601020), (945, 522156), (954, 517230), (1060, 465507), (1113, 443340), (1134, 435130), (1260, 391617), (1431, 344820), (1484, 332505), (1590, 310338), (1620, 304591), (1642, 300510), (1855, 266004), (1890, 261078), (1908, 258615), (2226, 221670), (2268, 217565), (2385, 206892), (2463, 200340), (2835, 174052), (2862, 172410), (3180, 155169), (3284, 150255), (3339, 147780), (3710, 133002), (3780, 130539), (4105, 120204), (4293, 114940), (4452, 110835), (4770, 103446), (4926, 100170), (5565, 88668), (5670, 87026), (5724, 86205), (5747, 85860), (6678, 73890), (7155, 68964), (7389, 66780), (7420, 66501), (8210, 60102), (8586, 57470), (9540, 51723), (9852, 50085), (10017, 49260), (11130, 44334), (11340, 43513), (11494, 42930), (12315, 40068), (13356, 36945), (14310, 34482), (14778, 33390), (16420, 30051), (16695, 29556), (17172, 28735), (17241, 28620), (20034, 24630), (21465, 22988), (22167, 22260)]