2556555750

素因数分解:

$2^1\times 3^3\times 5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:981

約数の個数: 256

約数和(自身を含む): 8245186560

約数和(自身を除く): 5688630810

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 61, 63, 70, 75, 90, 105, 122, 125, 126, 135, 150, 175, 183, 189, 210, 225, 250, 270, 305, 315, 350, 366, 375, 378, 427, 450, 525, 549, 610, 630, 675, 750, 854, 875, 887, 915, 945, 1050, 1098, 1125, 1281, 1350, 1525, 1575, 1647, 1750, 1774, 1830, 1890, 2135, 2250, 2562, 2625, 2661, 2745, 3050, 3150, 3294, 3375, 3843, 4270, 4435, 4575, 4725, 5250, 5322, 5490, 6209, 6405, 6750, 7625, 7686, 7875, 7983, 8235, 8870, 9150, 9450, 10675, 11529, 12418, 12810, 13305, 13725, 15250, 15750, 15966, 16470, 18627, 19215, 21350, 22175, 22875, 23058, 23625, 23949, 26610, 27450, 31045, 32025, 37254, 38430, 39915, 41175, 44350, 45750, 47250, 47898, 53375, 54107, 55881, 57645, 62090, 64050, 66525, 68625, 79830, 82350, 93135, 96075, 106750, 108214, 110875, 111762, 115290, 119745, 133050, 137250, 155225, 160125, 162321, 167643, 186270, 192150, 199575, 205875, 221750, 239490, 270535, 279405, 288225, 310450, 320250, 324642, 332625, 335286, 378749, 399150, 411750, 465675, 480375, 486963, 541070, 558810, 576450, 598725, 665250, 757498, 776125, 811605, 838215, 931350, 960750, 973926, 997875, 1136247, 1197450, 1352675, 1397025, 1441125, 1460889, 1552250, 1623210, 1676430, 1893745, 1995750, 2272494, 2328375, 2434815, 2705350, 2794050, 2882250, 2921778, 2993625, 3408741, 3787490, 4058025, 4191075, 4656750, 4869630, 5681235, 5987250, 6763375, 6817482, 6985125, 7304445, 8116050, 8382150, 9468725, 10226223, 11362470, 12174075, 13526750, 13970250, 14608890, 17043705, 18937450, 20290125, 20452446, 20955375, 24348150, 28406175, 34087410, 36522225, 40580250, 41910750, 47343625, 51131115, 56812350, 60870375, 73044450, 85218525, 94687250, 102262230, 121740750, 142030875, 170437050, 182611125, 255655575, 284061750, 365222250, 426092625, 511311150, 852185250, 1278277875, 2556555750]

約数ペア:

[(1, 2556555750), (2, 1278277875), (3, 852185250), (5, 511311150), (6, 426092625), (7, 365222250), (9, 284061750), (10, 255655575), (14, 182611125), (15, 170437050), (18, 142030875), (21, 121740750), (25, 102262230), (27, 94687250), (30, 85218525), (35, 73044450), (42, 60870375), (45, 56812350), (50, 51131115), (54, 47343625), (61, 41910750), (63, 40580250), (70, 36522225), (75, 34087410), (90, 28406175), (105, 24348150), (122, 20955375), (125, 20452446), (126, 20290125), (135, 18937450), (150, 17043705), (175, 14608890), (183, 13970250), (189, 13526750), (210, 12174075), (225, 11362470), (250, 10226223), (270, 9468725), (305, 8382150), (315, 8116050), (350, 7304445), (366, 6985125), (375, 6817482), (378, 6763375), (427, 5987250), (450, 5681235), (525, 4869630), (549, 4656750), (610, 4191075), (630, 4058025), (675, 3787490), (750, 3408741), (854, 2993625), (875, 2921778), (887, 2882250), (915, 2794050), (945, 2705350), (1050, 2434815), (1098, 2328375), (1125, 2272494), (1281, 1995750), (1350, 1893745), (1525, 1676430), (1575, 1623210), (1647, 1552250), (1750, 1460889), (1774, 1441125), (1830, 1397025), (1890, 1352675), (2135, 1197450), (2250, 1136247), (2562, 997875), (2625, 973926), (2661, 960750), (2745, 931350), (3050, 838215), (3150, 811605), (3294, 776125), (3375, 757498), (3843, 665250), (4270, 598725), (4435, 576450), (4575, 558810), (4725, 541070), (5250, 486963), (5322, 480375), (5490, 465675), (6209, 411750), (6405, 399150), (6750, 378749), (7625, 335286), (7686, 332625), (7875, 324642), (7983, 320250), (8235, 310450), (8870, 288225), (9150, 279405), (9450, 270535), (10675, 239490), (11529, 221750), (12418, 205875), (12810, 199575), (13305, 192150), (13725, 186270), (15250, 167643), (15750, 162321), (15966, 160125), (16470, 155225), (18627, 137250), (19215, 133050), (21350, 119745), (22175, 115290), (22875, 111762), (23058, 110875), (23625, 108214), (23949, 106750), (26610, 96075), (27450, 93135), (31045, 82350), (32025, 79830), (37254, 68625), (38430, 66525), (39915, 64050), (41175, 62090), (44350, 57645), (45750, 55881), (47250, 54107), (47898, 53375)]