1561425320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 256

約数和(自身を含む): 4615833600

約数和(自身を除く): 3054408280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 107, 130, 133, 140, 152, 182, 190, 211, 214, 247, 260, 266, 280, 364, 380, 422, 428, 455, 494, 520, 532, 535, 665, 728, 749, 760, 844, 856, 910, 988, 1055, 1064, 1070, 1235, 1330, 1391, 1477, 1498, 1688, 1729, 1820, 1976, 2033, 2110, 2140, 2470, 2660, 2743, 2782, 2954, 2996, 3458, 3640, 3745, 4009, 4066, 4220, 4280, 4940, 5320, 5486, 5564, 5908, 5992, 6916, 6955, 7385, 7490, 8018, 8132, 8440, 8645, 9737, 9880, 10165, 10972, 11128, 11816, 13715, 13832, 13910, 14231, 14770, 14980, 16036, 16264, 17290, 19201, 19474, 20045, 20330, 21944, 22577, 26429, 27430, 27820, 28063, 28462, 29540, 29960, 32072, 34580, 38402, 38948, 40090, 40660, 45154, 48685, 52117, 52858, 54860, 55640, 56126, 56924, 59080, 69160, 71155, 76804, 77896, 80180, 81320, 90308, 96005, 97370, 104234, 105716, 109720, 112252, 112885, 113848, 132145, 140315, 142310, 153608, 158039, 160360, 180616, 185003, 192010, 194740, 208468, 211432, 224504, 225770, 260585, 264290, 280630, 284620, 293501, 316078, 364819, 370006, 384020, 389480, 416936, 428963, 451540, 521170, 528580, 561260, 569240, 587002, 632156, 729638, 740012, 768040, 790195, 857926, 903080, 925015, 1042340, 1057160, 1122520, 1174004, 1264312, 1459276, 1467505, 1480024, 1580390, 1715852, 1824095, 1850030, 2054507, 2084680, 2144815, 2348008, 2918552, 2935010, 3002741, 3160780, 3431704, 3648190, 3700060, 4109014, 4289630, 5576519, 5870020, 6005482, 6321560, 7296380, 7400120, 8218028, 8579260, 10272535, 11153038, 11740040, 12010964, 14592760, 15013705, 16436056, 17158520, 20545070, 22306076, 24021928, 27882595, 30027410, 39035633, 41090140, 44612152, 55765190, 60054820, 78071266, 82180280, 111530380, 120109640, 156142532, 195178165, 223060760, 312285064, 390356330, 780712660, 1561425320]

約数ペア:

[(1, 1561425320), (2, 780712660), (4, 390356330), (5, 312285064), (7, 223060760), (8, 195178165), (10, 156142532), (13, 120109640), (14, 111530380), (19, 82180280), (20, 78071266), (26, 60054820), (28, 55765190), (35, 44612152), (38, 41090140), (40, 39035633), (52, 30027410), (56, 27882595), (65, 24021928), (70, 22306076), (76, 20545070), (91, 17158520), (95, 16436056), (104, 15013705), (107, 14592760), (130, 12010964), (133, 11740040), (140, 11153038), (152, 10272535), (182, 8579260), (190, 8218028), (211, 7400120), (214, 7296380), (247, 6321560), (260, 6005482), (266, 5870020), (280, 5576519), (364, 4289630), (380, 4109014), (422, 3700060), (428, 3648190), (455, 3431704), (494, 3160780), (520, 3002741), (532, 2935010), (535, 2918552), (665, 2348008), (728, 2144815), (749, 2084680), (760, 2054507), (844, 1850030), (856, 1824095), (910, 1715852), (988, 1580390), (1055, 1480024), (1064, 1467505), (1070, 1459276), (1235, 1264312), (1330, 1174004), (1391, 1122520), (1477, 1057160), (1498, 1042340), (1688, 925015), (1729, 903080), (1820, 857926), (1976, 790195), (2033, 768040), (2110, 740012), (2140, 729638), (2470, 632156), (2660, 587002), (2743, 569240), (2782, 561260), (2954, 528580), (2996, 521170), (3458, 451540), (3640, 428963), (3745, 416936), (4009, 389480), (4066, 384020), (4220, 370006), (4280, 364819), (4940, 316078), (5320, 293501), (5486, 284620), (5564, 280630), (5908, 264290), (5992, 260585), (6916, 225770), (6955, 224504), (7385, 211432), (7490, 208468), (8018, 194740), (8132, 192010), (8440, 185003), (8645, 180616), (9737, 160360), (9880, 158039), (10165, 153608), (10972, 142310), (11128, 140315), (11816, 132145), (13715, 113848), (13832, 112885), (13910, 112252), (14231, 109720), (14770, 105716), (14980, 104234), (16036, 97370), (16264, 96005), (17290, 90308), (19201, 81320), (19474, 80180), (20045, 77896), (20330, 76804), (21944, 71155), (22577, 69160), (26429, 59080), (27430, 56924), (27820, 56126), (28063, 55640), (28462, 54860), (29540, 52858), (29960, 52117), (32072, 48685), (34580, 45154), (38402, 40660), (38948, 40090)]