42920280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1$

素因数の和:1055

約数の個数: 160

約数和(自身を含む): 155509200

約数和(自身を除く): 112588920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1019, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2038, 2106, 2340, 2808, 3057, 3240, 3510, 4076, 4212, 4680, 5095, 5265, 6114, 7020, 8152, 8424, 9171, 10190, 10530, 12228, 13247, 14040, 15285, 18342, 20380, 21060, 24456, 26494, 27513, 30570, 36684, 39741, 40760, 42120, 45855, 52988, 55026, 61140, 66235, 73368, 79482, 82539, 91710, 105976, 110052, 119223, 122280, 132470, 137565, 158964, 165078, 183420, 198705, 220104, 238446, 264940, 275130, 317928, 330156, 357669, 366840, 397410, 412695, 476892, 529880, 550260, 596115, 660312, 715338, 794820, 825390, 953784, 1073007, 1100520, 1192230, 1430676, 1589640, 1650780, 1788345, 2146014, 2384460, 2861352, 3301560, 3576690, 4292028, 4768920, 5365035, 7153380, 8584056, 10730070, 14306760, 21460140, 42920280]

約数ペア:

[(1, 42920280), (2, 21460140), (3, 14306760), (4, 10730070), (5, 8584056), (6, 7153380), (8, 5365035), (9, 4768920), (10, 4292028), (12, 3576690), (13, 3301560), (15, 2861352), (18, 2384460), (20, 2146014), (24, 1788345), (26, 1650780), (27, 1589640), (30, 1430676), (36, 1192230), (39, 1100520), (40, 1073007), (45, 953784), (52, 825390), (54, 794820), (60, 715338), (65, 660312), (72, 596115), (78, 550260), (81, 529880), (90, 476892), (104, 412695), (108, 397410), (117, 366840), (120, 357669), (130, 330156), (135, 317928), (156, 275130), (162, 264940), (180, 238446), (195, 220104), (216, 198705), (234, 183420), (260, 165078), (270, 158964), (312, 137565), (324, 132470), (351, 122280), (360, 119223), (390, 110052), (405, 105976), (468, 91710), (520, 82539), (540, 79482), (585, 73368), (648, 66235), (702, 61140), (780, 55026), (810, 52988), (936, 45855), (1019, 42120), (1053, 40760), (1080, 39741), (1170, 36684), (1404, 30570), (1560, 27513), (1620, 26494), (1755, 24456), (2038, 21060), (2106, 20380), (2340, 18342), (2808, 15285), (3057, 14040), (3240, 13247), (3510, 12228), (4076, 10530), (4212, 10190), (4680, 9171), (5095, 8424), (5265, 8152), (6114, 7020)]