641506320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9791}}^1$

素因数の和:9830

約数の個数: 240

約数和(自身を含む): 2651830272

約数和(自身を除く): 2010323952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 9791, 10920, 13104, 16380, 19582, 21840, 29373, 32760, 39164, 48955, 58746, 65520, 68537, 78328, 88119, 97910, 117492, 127283, 137074, 146865, 156656, 176238, 195820, 205611, 234984, 254566, 274148, 293730, 342685, 352476, 381849, 391640, 411222, 440595, 469968, 509132, 548296, 587460, 616833, 636415, 685370, 704952, 763698, 783280, 822444, 881190, 890981, 1018264, 1028055, 1096592, 1145547, 1174920, 1233666, 1272830, 1370740, 1409904, 1527396, 1644888, 1762380, 1781962, 1909245, 2036528, 2056110, 2291094, 2349840, 2467332, 2545660, 2672943, 2741480, 3054792, 3084165, 3289776, 3524760, 3563924, 3818490, 4112220, 4454905, 4582188, 4934664, 5091320, 5345886, 5482960, 5727735, 6109584, 6168330, 7049520, 7127848, 7636980, 8018829, 8224440, 8909810, 9164376, 9869328, 10182640, 10691772, 11455470, 12336660, 13364715, 14255696, 15273960, 16037658, 16448880, 17819620, 18328752, 21383544, 22910940, 24673320, 26729430, 30547920, 32075316, 35639240, 40094145, 42767088, 45821880, 49346640, 53458860, 64150632, 71278480, 80188290, 91643760, 106917720, 128301264, 160376580, 213835440, 320753160, 641506320]

約数ペア:

[(1, 641506320), (2, 320753160), (3, 213835440), (4, 160376580), (5, 128301264), (6, 106917720), (7, 91643760), (8, 80188290), (9, 71278480), (10, 64150632), (12, 53458860), (13, 49346640), (14, 45821880), (15, 42767088), (16, 40094145), (18, 35639240), (20, 32075316), (21, 30547920), (24, 26729430), (26, 24673320), (28, 22910940), (30, 21383544), (35, 18328752), (36, 17819620), (39, 16448880), (40, 16037658), (42, 15273960), (45, 14255696), (48, 13364715), (52, 12336660), (56, 11455470), (60, 10691772), (63, 10182640), (65, 9869328), (70, 9164376), (72, 8909810), (78, 8224440), (80, 8018829), (84, 7636980), (90, 7127848), (91, 7049520), (104, 6168330), (105, 6109584), (112, 5727735), (117, 5482960), (120, 5345886), (126, 5091320), (130, 4934664), (140, 4582188), (144, 4454905), (156, 4112220), (168, 3818490), (180, 3563924), (182, 3524760), (195, 3289776), (208, 3084165), (210, 3054792), (234, 2741480), (240, 2672943), (252, 2545660), (260, 2467332), (273, 2349840), (280, 2291094), (312, 2056110), (315, 2036528), (336, 1909245), (360, 1781962), (364, 1762380), (390, 1644888), (420, 1527396), (455, 1409904), (468, 1370740), (504, 1272830), (520, 1233666), (546, 1174920), (560, 1145547), (585, 1096592), (624, 1028055), (630, 1018264), (720, 890981), (728, 881190), (780, 822444), (819, 783280), (840, 763698), (910, 704952), (936, 685370), (1008, 636415), (1040, 616833), (1092, 587460), (1170, 548296), (1260, 509132), (1365, 469968), (1456, 440595), (1560, 411222), (1638, 391640), (1680, 381849), (1820, 352476), (1872, 342685), (2184, 293730), (2340, 274148), (2520, 254566), (2730, 234984), (3120, 205611), (3276, 195820), (3640, 176238), (4095, 156656), (4368, 146865), (4680, 137074), (5040, 127283), (5460, 117492), (6552, 97910), (7280, 88119), (8190, 78328), (9360, 68537), (9791, 65520), (10920, 58746), (13104, 48955), (16380, 39164), (19582, 32760), (21840, 29373)]