64097880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1030

約数の個数: 192

約数和(自身を含む): 244270080

約数和(自身を除く): 180172200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 385, 392, 420, 440, 462, 490, 539, 588, 616, 660, 735, 770, 840, 924, 980, 991, 1078, 1155, 1176, 1320, 1470, 1540, 1617, 1848, 1960, 1982, 2156, 2310, 2695, 2940, 2973, 3080, 3234, 3964, 4312, 4620, 4955, 5390, 5880, 5946, 6468, 6937, 7928, 8085, 9240, 9910, 10780, 10901, 11892, 12936, 13874, 14865, 16170, 19820, 20811, 21560, 21802, 23784, 27748, 29730, 32340, 32703, 34685, 39640, 41622, 43604, 48559, 54505, 55496, 59460, 64680, 65406, 69370, 76307, 83244, 87208, 97118, 104055, 109010, 118920, 130812, 138740, 145677, 152614, 163515, 166488, 194236, 208110, 218020, 228921, 242795, 261624, 277480, 291354, 305228, 327030, 381535, 388472, 416220, 436040, 457842, 485590, 534149, 582708, 610456, 654060, 728385, 763070, 832440, 915684, 971180, 1068298, 1144605, 1165416, 1308120, 1456770, 1526140, 1602447, 1831368, 1942360, 2136596, 2289210, 2670745, 2913540, 3052280, 3204894, 4273192, 4578420, 5341490, 5827080, 6409788, 8012235, 9156840, 10682980, 12819576, 16024470, 21365960, 32048940, 64097880]

約数ペア:

[(1, 64097880), (2, 32048940), (3, 21365960), (4, 16024470), (5, 12819576), (6, 10682980), (7, 9156840), (8, 8012235), (10, 6409788), (11, 5827080), (12, 5341490), (14, 4578420), (15, 4273192), (20, 3204894), (21, 3052280), (22, 2913540), (24, 2670745), (28, 2289210), (30, 2136596), (33, 1942360), (35, 1831368), (40, 1602447), (42, 1526140), (44, 1456770), (49, 1308120), (55, 1165416), (56, 1144605), (60, 1068298), (66, 971180), (70, 915684), (77, 832440), (84, 763070), (88, 728385), (98, 654060), (105, 610456), (110, 582708), (120, 534149), (132, 485590), (140, 457842), (147, 436040), (154, 416220), (165, 388472), (168, 381535), (196, 327030), (210, 305228), (220, 291354), (231, 277480), (245, 261624), (264, 242795), (280, 228921), (294, 218020), (308, 208110), (330, 194236), (385, 166488), (392, 163515), (420, 152614), (440, 145677), (462, 138740), (490, 130812), (539, 118920), (588, 109010), (616, 104055), (660, 97118), (735, 87208), (770, 83244), (840, 76307), (924, 69370), (980, 65406), (991, 64680), (1078, 59460), (1155, 55496), (1176, 54505), (1320, 48559), (1470, 43604), (1540, 41622), (1617, 39640), (1848, 34685), (1960, 32703), (1982, 32340), (2156, 29730), (2310, 27748), (2695, 23784), (2940, 21802), (2973, 21560), (3080, 20811), (3234, 19820), (3964, 16170), (4312, 14865), (4620, 13874), (4955, 12936), (5390, 11892), (5880, 10901), (5946, 10780), (6468, 9910), (6937, 9240), (7928, 8085)]