285773880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 256

約数和(自身を含む): 1026432000

約数和(自身を除く): 740658120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 53, 56, 60, 70, 84, 98, 105, 106, 120, 131, 140, 147, 159, 168, 196, 210, 212, 245, 262, 265, 280, 294, 318, 343, 371, 392, 393, 420, 424, 490, 524, 530, 588, 636, 655, 686, 735, 742, 786, 795, 840, 917, 980, 1029, 1048, 1060, 1113, 1176, 1272, 1310, 1372, 1470, 1484, 1572, 1590, 1715, 1834, 1855, 1960, 1965, 2058, 2120, 2226, 2597, 2620, 2744, 2751, 2940, 2968, 3144, 3180, 3430, 3668, 3710, 3930, 4116, 4452, 4585, 5145, 5194, 5240, 5502, 5565, 5880, 6360, 6419, 6860, 6943, 7336, 7420, 7791, 7860, 8232, 8904, 9170, 10290, 10388, 11004, 11130, 12838, 12985, 13720, 13755, 13886, 14840, 15582, 15720, 18179, 18340, 19257, 20580, 20776, 20829, 22008, 22260, 25676, 25970, 27510, 27772, 31164, 32095, 34715, 36358, 36680, 38514, 38955, 41160, 41658, 44520, 44933, 48601, 51352, 51940, 54537, 55020, 55544, 62328, 64190, 69430, 72716, 77028, 77910, 83316, 89866, 90895, 96285, 97202, 103880, 104145, 109074, 110040, 128380, 134799, 138860, 145432, 145803, 154056, 155820, 166632, 179732, 181790, 192570, 194404, 208290, 218148, 224665, 243005, 256760, 269598, 272685, 277720, 291606, 311640, 340207, 359464, 363580, 385140, 388808, 416580, 436296, 449330, 486010, 539196, 545370, 583212, 673995, 680414, 727160, 729015, 770280, 833160, 898660, 972020, 1020621, 1078392, 1090740, 1166424, 1347990, 1360828, 1458030, 1701035, 1797320, 1944040, 2041242, 2181480, 2381449, 2695980, 2721656, 2916060, 3402070, 4082484, 4762898, 5103105, 5391960, 5832120, 6804140, 7144347, 8164968, 9525796, 10206210, 11907245, 13608280, 14288694, 19051592, 20412420, 23814490, 28577388, 35721735, 40824840, 47628980, 57154776, 71443470, 95257960, 142886940, 285773880]

約数ペア:

[(1, 285773880), (2, 142886940), (3, 95257960), (4, 71443470), (5, 57154776), (6, 47628980), (7, 40824840), (8, 35721735), (10, 28577388), (12, 23814490), (14, 20412420), (15, 19051592), (20, 14288694), (21, 13608280), (24, 11907245), (28, 10206210), (30, 9525796), (35, 8164968), (40, 7144347), (42, 6804140), (49, 5832120), (53, 5391960), (56, 5103105), (60, 4762898), (70, 4082484), (84, 3402070), (98, 2916060), (105, 2721656), (106, 2695980), (120, 2381449), (131, 2181480), (140, 2041242), (147, 1944040), (159, 1797320), (168, 1701035), (196, 1458030), (210, 1360828), (212, 1347990), (245, 1166424), (262, 1090740), (265, 1078392), (280, 1020621), (294, 972020), (318, 898660), (343, 833160), (371, 770280), (392, 729015), (393, 727160), (420, 680414), (424, 673995), (490, 583212), (524, 545370), (530, 539196), (588, 486010), (636, 449330), (655, 436296), (686, 416580), (735, 388808), (742, 385140), (786, 363580), (795, 359464), (840, 340207), (917, 311640), (980, 291606), (1029, 277720), (1048, 272685), (1060, 269598), (1113, 256760), (1176, 243005), (1272, 224665), (1310, 218148), (1372, 208290), (1470, 194404), (1484, 192570), (1572, 181790), (1590, 179732), (1715, 166632), (1834, 155820), (1855, 154056), (1960, 145803), (1965, 145432), (2058, 138860), (2120, 134799), (2226, 128380), (2597, 110040), (2620, 109074), (2744, 104145), (2751, 103880), (2940, 97202), (2968, 96285), (3144, 90895), (3180, 89866), (3430, 83316), (3668, 77910), (3710, 77028), (3930, 72716), (4116, 69430), (4452, 64190), (4585, 62328), (5145, 55544), (5194, 55020), (5240, 54537), (5502, 51940), (5565, 51352), (5880, 48601), (6360, 44933), (6419, 44520), (6860, 41658), (6943, 41160), (7336, 38955), (7420, 38514), (7791, 36680), (7860, 36358), (8232, 34715), (8904, 32095), (9170, 31164), (10290, 27772), (10388, 27510), (11004, 25970), (11130, 25676), (12838, 22260), (12985, 22008), (13720, 20829), (13755, 20776), (13886, 20580), (14840, 19257), (15582, 18340), (15720, 18179)]