178406280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 256

約数和(自身を含む): 651974400

約数和(自身を除く): 473568120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 97, 104, 108, 117, 120, 130, 131, 135, 156, 180, 194, 195, 216, 234, 260, 262, 270, 291, 312, 351, 360, 388, 390, 393, 468, 485, 520, 524, 540, 582, 585, 655, 702, 776, 780, 786, 873, 936, 970, 1048, 1080, 1164, 1170, 1179, 1261, 1310, 1404, 1455, 1560, 1572, 1703, 1746, 1755, 1940, 1965, 2328, 2340, 2358, 2522, 2619, 2620, 2808, 2910, 3144, 3406, 3492, 3510, 3537, 3783, 3880, 3930, 4365, 4680, 4716, 5044, 5109, 5238, 5240, 5820, 5895, 6305, 6812, 6984, 7020, 7074, 7566, 7860, 8515, 8730, 9432, 10088, 10218, 10476, 11349, 11640, 11790, 12610, 12707, 13095, 13624, 14040, 14148, 15132, 15327, 15720, 17030, 17460, 17685, 18915, 20436, 20952, 22698, 23580, 25220, 25414, 25545, 26190, 28296, 30264, 30654, 34047, 34060, 34920, 35370, 37830, 38121, 40872, 45396, 45981, 47160, 50440, 50828, 51090, 52380, 56745, 61308, 63535, 68094, 68120, 70740, 75660, 76242, 76635, 90792, 91962, 101656, 102180, 104760, 113490, 114363, 122616, 127070, 136188, 141480, 151320, 152484, 153270, 165191, 170235, 183924, 190605, 204360, 226980, 228726, 229905, 254140, 272376, 304968, 306540, 330382, 340470, 343089, 367848, 381210, 453960, 457452, 459810, 495573, 508280, 571815, 613080, 660764, 680940, 686178, 762420, 825955, 914904, 919620, 991146, 1143630, 1321528, 1361880, 1372356, 1486719, 1524840, 1651910, 1715445, 1839240, 1982292, 2287260, 2477865, 2744712, 2973438, 3303820, 3430890, 3964584, 4460157, 4574520, 4955730, 5946876, 6607640, 6861780, 7433595, 8920314, 9911460, 11893752, 13723560, 14867190, 17840628, 19822920, 22300785, 29734380, 35681256, 44601570, 59468760, 89203140, 178406280]

約数ペア:

[(1, 178406280), (2, 89203140), (3, 59468760), (4, 44601570), (5, 35681256), (6, 29734380), (8, 22300785), (9, 19822920), (10, 17840628), (12, 14867190), (13, 13723560), (15, 11893752), (18, 9911460), (20, 8920314), (24, 7433595), (26, 6861780), (27, 6607640), (30, 5946876), (36, 4955730), (39, 4574520), (40, 4460157), (45, 3964584), (52, 3430890), (54, 3303820), (60, 2973438), (65, 2744712), (72, 2477865), (78, 2287260), (90, 1982292), (97, 1839240), (104, 1715445), (108, 1651910), (117, 1524840), (120, 1486719), (130, 1372356), (131, 1361880), (135, 1321528), (156, 1143630), (180, 991146), (194, 919620), (195, 914904), (216, 825955), (234, 762420), (260, 686178), (262, 680940), (270, 660764), (291, 613080), (312, 571815), (351, 508280), (360, 495573), (388, 459810), (390, 457452), (393, 453960), (468, 381210), (485, 367848), (520, 343089), (524, 340470), (540, 330382), (582, 306540), (585, 304968), (655, 272376), (702, 254140), (776, 229905), (780, 228726), (786, 226980), (873, 204360), (936, 190605), (970, 183924), (1048, 170235), (1080, 165191), (1164, 153270), (1170, 152484), (1179, 151320), (1261, 141480), (1310, 136188), (1404, 127070), (1455, 122616), (1560, 114363), (1572, 113490), (1703, 104760), (1746, 102180), (1755, 101656), (1940, 91962), (1965, 90792), (2328, 76635), (2340, 76242), (2358, 75660), (2522, 70740), (2619, 68120), (2620, 68094), (2808, 63535), (2910, 61308), (3144, 56745), (3406, 52380), (3492, 51090), (3510, 50828), (3537, 50440), (3783, 47160), (3880, 45981), (3930, 45396), (4365, 40872), (4680, 38121), (4716, 37830), (5044, 35370), (5109, 34920), (5238, 34060), (5240, 34047), (5820, 30654), (5895, 30264), (6305, 28296), (6812, 26190), (6984, 25545), (7020, 25414), (7074, 25220), (7566, 23580), (7860, 22698), (8515, 20952), (8730, 20436), (9432, 18915), (10088, 17685), (10218, 17460), (10476, 17030), (11349, 15720), (11640, 15327), (11790, 15132), (12610, 14148), (12707, 14040), (13095, 13624)]