66638520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 192

約数和(自身を含む): 241768800

約数和(自身を除く): 175130280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 29, 30, 36, 39, 40, 45, 52, 58, 60, 65, 72, 78, 87, 90, 104, 116, 117, 120, 130, 145, 156, 174, 180, 195, 232, 234, 260, 261, 290, 312, 348, 360, 377, 390, 435, 468, 491, 520, 522, 580, 585, 696, 754, 780, 870, 936, 982, 1044, 1131, 1160, 1170, 1305, 1473, 1508, 1560, 1740, 1885, 1964, 2088, 2262, 2340, 2455, 2610, 2946, 3016, 3393, 3480, 3770, 3928, 4419, 4524, 4680, 4910, 5220, 5655, 5892, 6383, 6786, 7365, 7540, 8838, 9048, 9820, 10440, 11310, 11784, 12766, 13572, 14239, 14730, 15080, 16965, 17676, 19149, 19640, 22095, 22620, 25532, 27144, 28478, 29460, 31915, 33930, 35352, 38298, 42717, 44190, 45240, 51064, 56956, 57447, 58920, 63830, 67860, 71195, 76596, 85434, 88380, 95745, 113912, 114894, 127660, 128151, 135720, 142390, 153192, 170868, 176760, 185107, 191490, 213585, 229788, 255320, 256302, 284780, 287235, 341736, 370214, 382980, 427170, 459576, 512604, 555321, 569560, 574470, 640755, 740428, 765960, 854340, 925535, 1025208, 1110642, 1148940, 1281510, 1480856, 1665963, 1708680, 1851070, 2221284, 2297880, 2563020, 2776605, 3331926, 3702140, 4442568, 5126040, 5553210, 6663852, 7404280, 8329815, 11106420, 13327704, 16659630, 22212840, 33319260, 66638520]

約数ペア:

[(1, 66638520), (2, 33319260), (3, 22212840), (4, 16659630), (5, 13327704), (6, 11106420), (8, 8329815), (9, 7404280), (10, 6663852), (12, 5553210), (13, 5126040), (15, 4442568), (18, 3702140), (20, 3331926), (24, 2776605), (26, 2563020), (29, 2297880), (30, 2221284), (36, 1851070), (39, 1708680), (40, 1665963), (45, 1480856), (52, 1281510), (58, 1148940), (60, 1110642), (65, 1025208), (72, 925535), (78, 854340), (87, 765960), (90, 740428), (104, 640755), (116, 574470), (117, 569560), (120, 555321), (130, 512604), (145, 459576), (156, 427170), (174, 382980), (180, 370214), (195, 341736), (232, 287235), (234, 284780), (260, 256302), (261, 255320), (290, 229788), (312, 213585), (348, 191490), (360, 185107), (377, 176760), (390, 170868), (435, 153192), (468, 142390), (491, 135720), (520, 128151), (522, 127660), (580, 114894), (585, 113912), (696, 95745), (754, 88380), (780, 85434), (870, 76596), (936, 71195), (982, 67860), (1044, 63830), (1131, 58920), (1160, 57447), (1170, 56956), (1305, 51064), (1473, 45240), (1508, 44190), (1560, 42717), (1740, 38298), (1885, 35352), (1964, 33930), (2088, 31915), (2262, 29460), (2340, 28478), (2455, 27144), (2610, 25532), (2946, 22620), (3016, 22095), (3393, 19640), (3480, 19149), (3770, 17676), (3928, 16965), (4419, 15080), (4524, 14730), (4680, 14239), (4910, 13572), (5220, 12766), (5655, 11784), (5892, 11310), (6383, 10440), (6786, 9820), (7365, 9048), (7540, 8838)]