66859520

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 205721208

約数和(自身を除く): 138861688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 41, 49, 52, 56, 64, 65, 70, 80, 82, 91, 98, 104, 112, 128, 130, 140, 160, 164, 182, 196, 205, 208, 224, 245, 256, 260, 280, 287, 320, 328, 364, 392, 410, 416, 448, 455, 490, 512, 520, 533, 560, 574, 637, 640, 656, 728, 784, 820, 832, 896, 910, 980, 1040, 1066, 1120, 1148, 1274, 1280, 1312, 1435, 1456, 1568, 1640, 1664, 1792, 1820, 1960, 2009, 2080, 2132, 2240, 2296, 2548, 2560, 2624, 2665, 2870, 2912, 3136, 3185, 3280, 3328, 3584, 3640, 3731, 3920, 4018, 4160, 4264, 4480, 4592, 5096, 5248, 5330, 5740, 5824, 6272, 6370, 6560, 6656, 7280, 7462, 7840, 8036, 8320, 8528, 8960, 9184, 10045, 10192, 10496, 10660, 11480, 11648, 12544, 12740, 13120, 14560, 14924, 15680, 16072, 16640, 17056, 17920, 18368, 18655, 20090, 20384, 20992, 21320, 22960, 23296, 25088, 25480, 26117, 26240, 29120, 29848, 31360, 32144, 33280, 34112, 36736, 37310, 40180, 40768, 42640, 45920, 46592, 50960, 52234, 52480, 58240, 59696, 62720, 64288, 68224, 73472, 74620, 80360, 81536, 85280, 91840, 101920, 104468, 104960, 116480, 119392, 125440, 128576, 130585, 136448, 146944, 149240, 160720, 163072, 170560, 183680, 203840, 208936, 232960, 238784, 257152, 261170, 272896, 298480, 321440, 326144, 341120, 367360, 407680, 417872, 477568, 514304, 522340, 596960, 642880, 682240, 734720, 815360, 835744, 955136, 1028608, 1044680, 1193920, 1285760, 1364480, 1630720, 1671488, 1910272, 2089360, 2387840, 2571520, 3342976, 4178720, 4775680, 5143040, 6685952, 8357440, 9551360, 13371904, 16714880, 33429760, 66859520]

約数ペア:

[(1, 66859520), (2, 33429760), (4, 16714880), (5, 13371904), (7, 9551360), (8, 8357440), (10, 6685952), (13, 5143040), (14, 4775680), (16, 4178720), (20, 3342976), (26, 2571520), (28, 2387840), (32, 2089360), (35, 1910272), (40, 1671488), (41, 1630720), (49, 1364480), (52, 1285760), (56, 1193920), (64, 1044680), (65, 1028608), (70, 955136), (80, 835744), (82, 815360), (91, 734720), (98, 682240), (104, 642880), (112, 596960), (128, 522340), (130, 514304), (140, 477568), (160, 417872), (164, 407680), (182, 367360), (196, 341120), (205, 326144), (208, 321440), (224, 298480), (245, 272896), (256, 261170), (260, 257152), (280, 238784), (287, 232960), (320, 208936), (328, 203840), (364, 183680), (392, 170560), (410, 163072), (416, 160720), (448, 149240), (455, 146944), (490, 136448), (512, 130585), (520, 128576), (533, 125440), (560, 119392), (574, 116480), (637, 104960), (640, 104468), (656, 101920), (728, 91840), (784, 85280), (820, 81536), (832, 80360), (896, 74620), (910, 73472), (980, 68224), (1040, 64288), (1066, 62720), (1120, 59696), (1148, 58240), (1274, 52480), (1280, 52234), (1312, 50960), (1435, 46592), (1456, 45920), (1568, 42640), (1640, 40768), (1664, 40180), (1792, 37310), (1820, 36736), (1960, 34112), (2009, 33280), (2080, 32144), (2132, 31360), (2240, 29848), (2296, 29120), (2548, 26240), (2560, 26117), (2624, 25480), (2665, 25088), (2870, 23296), (2912, 22960), (3136, 21320), (3185, 20992), (3280, 20384), (3328, 20090), (3584, 18655), (3640, 18368), (3731, 17920), (3920, 17056), (4018, 16640), (4160, 16072), (4264, 15680), (4480, 14924), (4592, 14560), (5096, 13120), (5248, 12740), (5330, 12544), (5740, 11648), (5824, 11480), (6272, 10660), (6370, 10496), (6560, 10192), (6656, 10045), (7280, 9184), (7462, 8960), (7840, 8528), (8036, 8320)]