423454920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1523}}^1$

素因数の和:1875

約数の個数: 128

約数和(自身を含む): 1457187840

約数和(自身を除く): 1033732920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 331, 420, 662, 840, 993, 1324, 1523, 1655, 1986, 2317, 2648, 3046, 3310, 3972, 4569, 4634, 4965, 6092, 6620, 6951, 7615, 7944, 9138, 9268, 9930, 10661, 11585, 12184, 13240, 13902, 15230, 18276, 18536, 19860, 21322, 22845, 23170, 27804, 30460, 31983, 34755, 36552, 39720, 42644, 45690, 46340, 53305, 55608, 60920, 63966, 69510, 85288, 91380, 92680, 106610, 127932, 139020, 159915, 182760, 213220, 255864, 278040, 319830, 426440, 504113, 639660, 1008226, 1279320, 1512339, 2016452, 2520565, 3024678, 3528791, 4032904, 5041130, 6049356, 7057582, 7561695, 10082260, 10586373, 12098712, 14115164, 15123390, 17643955, 20164520, 21172746, 28230328, 30246780, 35287910, 42345492, 52931865, 60493560, 70575820, 84690984, 105863730, 141151640, 211727460, 423454920]

約数ペア:

[(1, 423454920), (2, 211727460), (3, 141151640), (4, 105863730), (5, 84690984), (6, 70575820), (7, 60493560), (8, 52931865), (10, 42345492), (12, 35287910), (14, 30246780), (15, 28230328), (20, 21172746), (21, 20164520), (24, 17643955), (28, 15123390), (30, 14115164), (35, 12098712), (40, 10586373), (42, 10082260), (56, 7561695), (60, 7057582), (70, 6049356), (84, 5041130), (105, 4032904), (120, 3528791), (140, 3024678), (168, 2520565), (210, 2016452), (280, 1512339), (331, 1279320), (420, 1008226), (662, 639660), (840, 504113), (993, 426440), (1324, 319830), (1523, 278040), (1655, 255864), (1986, 213220), (2317, 182760), (2648, 159915), (3046, 139020), (3310, 127932), (3972, 106610), (4569, 92680), (4634, 91380), (4965, 85288), (6092, 69510), (6620, 63966), (6951, 60920), (7615, 55608), (7944, 53305), (9138, 46340), (9268, 45690), (9930, 42644), (10661, 39720), (11585, 36552), (12184, 34755), (13240, 31983), (13902, 30460), (15230, 27804), (18276, 23170), (18536, 22845), (19860, 21322)]