1968388240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2289

約数の個数: 160

約数和(自身を含む): 5679636480

約数和(自身を除く): 3711248240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 127, 130, 140, 182, 208, 254, 260, 280, 364, 455, 508, 520, 560, 635, 728, 889, 910, 1016, 1040, 1270, 1456, 1651, 1778, 1820, 2032, 2129, 2540, 3302, 3556, 3640, 4258, 4445, 5080, 6604, 7112, 7280, 8255, 8516, 8890, 10160, 10645, 11557, 13208, 14224, 14903, 16510, 17032, 17780, 21290, 23114, 26416, 27677, 29806, 33020, 34064, 35560, 42580, 46228, 55354, 57785, 59612, 66040, 71120, 74515, 85160, 92456, 110708, 115570, 119224, 132080, 138385, 149030, 170320, 184912, 193739, 221416, 231140, 238448, 270383, 276770, 298060, 387478, 442832, 462280, 540766, 553540, 596120, 774956, 924560, 968695, 1081532, 1107080, 1192240, 1351915, 1549912, 1892681, 1937390, 2163064, 2214160, 2703830, 3099824, 3514979, 3785362, 3874780, 4326128, 5407660, 7029958, 7570724, 7749560, 9463405, 10815320, 14059916, 15141448, 15499120, 17574895, 18926810, 21630640, 24604853, 28119832, 30282896, 35149790, 37853620, 49209706, 56239664, 70299580, 75707240, 98419412, 123024265, 140599160, 151414480, 196838824, 246048530, 281198320, 393677648, 492097060, 984194120, 1968388240]

約数ペア:

[(1, 1968388240), (2, 984194120), (4, 492097060), (5, 393677648), (7, 281198320), (8, 246048530), (10, 196838824), (13, 151414480), (14, 140599160), (16, 123024265), (20, 98419412), (26, 75707240), (28, 70299580), (35, 56239664), (40, 49209706), (52, 37853620), (56, 35149790), (65, 30282896), (70, 28119832), (80, 24604853), (91, 21630640), (104, 18926810), (112, 17574895), (127, 15499120), (130, 15141448), (140, 14059916), (182, 10815320), (208, 9463405), (254, 7749560), (260, 7570724), (280, 7029958), (364, 5407660), (455, 4326128), (508, 3874780), (520, 3785362), (560, 3514979), (635, 3099824), (728, 2703830), (889, 2214160), (910, 2163064), (1016, 1937390), (1040, 1892681), (1270, 1549912), (1456, 1351915), (1651, 1192240), (1778, 1107080), (1820, 1081532), (2032, 968695), (2129, 924560), (2540, 774956), (3302, 596120), (3556, 553540), (3640, 540766), (4258, 462280), (4445, 442832), (5080, 387478), (6604, 298060), (7112, 276770), (7280, 270383), (8255, 238448), (8516, 231140), (8890, 221416), (10160, 193739), (10645, 184912), (11557, 170320), (13208, 149030), (14224, 138385), (14903, 132080), (16510, 119224), (17032, 115570), (17780, 110708), (21290, 92456), (23114, 85160), (26416, 74515), (27677, 71120), (29806, 66040), (33020, 59612), (34064, 57785), (35560, 55354), (42580, 46228)]