2051249640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:648

約数の個数: 256

約数和(自身を含む): 6979737600

約数和(自身を除く): 4928487960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 71, 86, 88, 110, 120, 129, 132, 142, 165, 172, 213, 215, 220, 258, 264, 284, 330, 344, 355, 426, 430, 440, 473, 509, 516, 568, 645, 660, 710, 781, 852, 860, 946, 1018, 1032, 1065, 1290, 1320, 1419, 1420, 1527, 1562, 1704, 1720, 1892, 2036, 2130, 2343, 2365, 2545, 2580, 2838, 2840, 3053, 3054, 3124, 3784, 3905, 4072, 4260, 4686, 4730, 5090, 5160, 5599, 5676, 6106, 6108, 6248, 7095, 7635, 7810, 8520, 9159, 9372, 9460, 10180, 11198, 11352, 11715, 12212, 12216, 14190, 15265, 15270, 15620, 16797, 18318, 18744, 18920, 20360, 21887, 22396, 23430, 24424, 27995, 28380, 30530, 30540, 31240, 33583, 33594, 36139, 36636, 43774, 44792, 45795, 46860, 55990, 56760, 61060, 61080, 65661, 67166, 67188, 72278, 73272, 83985, 87548, 91590, 93720, 100749, 108417, 109435, 111980, 122120, 131322, 134332, 134376, 144556, 167915, 167970, 175096, 180695, 183180, 201498, 216834, 218870, 223960, 240757, 262644, 268664, 289112, 328305, 335830, 335940, 361390, 366360, 397529, 402996, 433668, 437740, 481514, 503745, 525288, 542085, 656610, 671660, 671880, 722271, 722780, 795058, 805992, 867336, 875480, 963028, 1007490, 1084170, 1192587, 1203785, 1313220, 1343320, 1444542, 1445560, 1553977, 1590116, 1926056, 1987645, 2014980, 2168340, 2385174, 2407570, 2626440, 2889084, 3107954, 3180232, 3611355, 3975290, 4029960, 4336680, 4661931, 4770348, 4815140, 5778168, 5962935, 6215908, 7222710, 7769885, 7950580, 9323862, 9540696, 9630280, 11925870, 12431816, 14445420, 15539770, 15901160, 17093747, 18647724, 23309655, 23851740, 28890840, 31079540, 34187494, 37295448, 46619310, 47703480, 51281241, 62159080, 68374988, 85468735, 93238620, 102562482, 136749976, 170937470, 186477240, 205124964, 256406205, 341874940, 410249928, 512812410, 683749880, 1025624820, 2051249640]

約数ペア:

[(1, 2051249640), (2, 1025624820), (3, 683749880), (4, 512812410), (5, 410249928), (6, 341874940), (8, 256406205), (10, 205124964), (11, 186477240), (12, 170937470), (15, 136749976), (20, 102562482), (22, 93238620), (24, 85468735), (30, 68374988), (33, 62159080), (40, 51281241), (43, 47703480), (44, 46619310), (55, 37295448), (60, 34187494), (66, 31079540), (71, 28890840), (86, 23851740), (88, 23309655), (110, 18647724), (120, 17093747), (129, 15901160), (132, 15539770), (142, 14445420), (165, 12431816), (172, 11925870), (213, 9630280), (215, 9540696), (220, 9323862), (258, 7950580), (264, 7769885), (284, 7222710), (330, 6215908), (344, 5962935), (355, 5778168), (426, 4815140), (430, 4770348), (440, 4661931), (473, 4336680), (509, 4029960), (516, 3975290), (568, 3611355), (645, 3180232), (660, 3107954), (710, 2889084), (781, 2626440), (852, 2407570), (860, 2385174), (946, 2168340), (1018, 2014980), (1032, 1987645), (1065, 1926056), (1290, 1590116), (1320, 1553977), (1419, 1445560), (1420, 1444542), (1527, 1343320), (1562, 1313220), (1704, 1203785), (1720, 1192587), (1892, 1084170), (2036, 1007490), (2130, 963028), (2343, 875480), (2365, 867336), (2545, 805992), (2580, 795058), (2838, 722780), (2840, 722271), (3053, 671880), (3054, 671660), (3124, 656610), (3784, 542085), (3905, 525288), (4072, 503745), (4260, 481514), (4686, 437740), (4730, 433668), (5090, 402996), (5160, 397529), (5599, 366360), (5676, 361390), (6106, 335940), (6108, 335830), (6248, 328305), (7095, 289112), (7635, 268664), (7810, 262644), (8520, 240757), (9159, 223960), (9372, 218870), (9460, 216834), (10180, 201498), (11198, 183180), (11352, 180695), (11715, 175096), (12212, 167970), (12216, 167915), (14190, 144556), (15265, 134376), (15270, 134332), (15620, 131322), (16797, 122120), (18318, 111980), (18744, 109435), (18920, 108417), (20360, 100749), (21887, 93720), (22396, 91590), (23430, 87548), (24424, 83985), (27995, 73272), (28380, 72278), (30530, 67188), (30540, 67166), (31240, 65661), (33583, 61080), (33594, 61060), (36139, 56760), (36636, 55990), (43774, 46860), (44792, 45795)]