66886560

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:437

約数の個数: 240

約数和(自身を含む): 254852136

約数和(自身を除く): 187965576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 324, 351, 360, 390, 397, 405, 416, 432, 468, 480, 520, 540, 585, 624, 648, 702, 720, 780, 794, 810, 864, 936, 1040, 1053, 1080, 1170, 1191, 1248, 1296, 1404, 1440, 1560, 1588, 1620, 1755, 1872, 1985, 2080, 2106, 2160, 2340, 2382, 2592, 2808, 3120, 3176, 3240, 3510, 3573, 3744, 3970, 4212, 4320, 4680, 4764, 5161, 5265, 5616, 5955, 6240, 6352, 6480, 7020, 7146, 7940, 8424, 9360, 9528, 10322, 10530, 10719, 11232, 11910, 12704, 12960, 14040, 14292, 15483, 15880, 16848, 17865, 18720, 19056, 20644, 21060, 21438, 23820, 25805, 28080, 28584, 30966, 31760, 32157, 33696, 35730, 38112, 41288, 42120, 42876, 46449, 47640, 51610, 53595, 56160, 57168, 61932, 63520, 64314, 71460, 77415, 82576, 84240, 85752, 92898, 95280, 103220, 107190, 114336, 123864, 128628, 139347, 142920, 154830, 160785, 165152, 168480, 171504, 185796, 190560, 206440, 214380, 232245, 247728, 257256, 278694, 285840, 309660, 321570, 343008, 371592, 412880, 418041, 428760, 464490, 495456, 514512, 557388, 571680, 619320, 643140, 696735, 743184, 825760, 836082, 857520, 928980, 1029024, 1114776, 1238640, 1286280, 1393470, 1486368, 1672164, 1715040, 1857960, 2090205, 2229552, 2477280, 2572560, 2786940, 3344328, 3715920, 4180410, 4459104, 5145120, 5573880, 6688656, 7431840, 8360820, 11147760, 13377312, 16721640, 22295520, 33443280, 66886560]

約数ペア:

[(1, 66886560), (2, 33443280), (3, 22295520), (4, 16721640), (5, 13377312), (6, 11147760), (8, 8360820), (9, 7431840), (10, 6688656), (12, 5573880), (13, 5145120), (15, 4459104), (16, 4180410), (18, 3715920), (20, 3344328), (24, 2786940), (26, 2572560), (27, 2477280), (30, 2229552), (32, 2090205), (36, 1857960), (39, 1715040), (40, 1672164), (45, 1486368), (48, 1393470), (52, 1286280), (54, 1238640), (60, 1114776), (65, 1029024), (72, 928980), (78, 857520), (80, 836082), (81, 825760), (90, 743184), (96, 696735), (104, 643140), (108, 619320), (117, 571680), (120, 557388), (130, 514512), (135, 495456), (144, 464490), (156, 428760), (160, 418041), (162, 412880), (180, 371592), (195, 343008), (208, 321570), (216, 309660), (234, 285840), (240, 278694), (260, 257256), (270, 247728), (288, 232245), (312, 214380), (324, 206440), (351, 190560), (360, 185796), (390, 171504), (397, 168480), (405, 165152), (416, 160785), (432, 154830), (468, 142920), (480, 139347), (520, 128628), (540, 123864), (585, 114336), (624, 107190), (648, 103220), (702, 95280), (720, 92898), (780, 85752), (794, 84240), (810, 82576), (864, 77415), (936, 71460), (1040, 64314), (1053, 63520), (1080, 61932), (1170, 57168), (1191, 56160), (1248, 53595), (1296, 51610), (1404, 47640), (1440, 46449), (1560, 42876), (1588, 42120), (1620, 41288), (1755, 38112), (1872, 35730), (1985, 33696), (2080, 32157), (2106, 31760), (2160, 30966), (2340, 28584), (2382, 28080), (2592, 25805), (2808, 23820), (3120, 21438), (3176, 21060), (3240, 20644), (3510, 19056), (3573, 18720), (3744, 17865), (3970, 16848), (4212, 15880), (4320, 15483), (4680, 14292), (4764, 14040), (5161, 12960), (5265, 12704), (5616, 11910), (5955, 11232), (6240, 10719), (6352, 10530), (6480, 10322), (7020, 9528), (7146, 9360), (7940, 8424)]