720232240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 320

約数和(自身を含む): 2239856640

約数和(自身を除く): 1519624400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 41, 52, 56, 65, 70, 76, 80, 82, 91, 95, 104, 112, 127, 130, 133, 140, 152, 164, 182, 190, 205, 208, 247, 254, 260, 266, 280, 287, 304, 328, 364, 380, 410, 455, 494, 508, 520, 532, 533, 560, 574, 635, 656, 665, 728, 760, 779, 820, 889, 910, 988, 1016, 1040, 1064, 1066, 1148, 1235, 1270, 1330, 1435, 1456, 1520, 1558, 1640, 1651, 1729, 1778, 1820, 1976, 2032, 2128, 2132, 2296, 2413, 2470, 2540, 2660, 2665, 2870, 3116, 3280, 3302, 3458, 3556, 3640, 3731, 3895, 3952, 4264, 4445, 4592, 4826, 4940, 5080, 5207, 5320, 5330, 5453, 5740, 6232, 6604, 6916, 7112, 7280, 7462, 7790, 8255, 8528, 8645, 8890, 9652, 9880, 10127, 10160, 10414, 10640, 10660, 10906, 11480, 11557, 12065, 12464, 13208, 13832, 14224, 14924, 15580, 16510, 16891, 17290, 17780, 18655, 19304, 19760, 20254, 20828, 21320, 21812, 22960, 23114, 24130, 26035, 26416, 27265, 27664, 29848, 31160, 31369, 33020, 33782, 34580, 35560, 36449, 37310, 38608, 40508, 41656, 42640, 43624, 46228, 48260, 50635, 52070, 54530, 57785, 59696, 62320, 62738, 66040, 67564, 67691, 69160, 70889, 71120, 72898, 74620, 81016, 83312, 84455, 87248, 92456, 96520, 98933, 101270, 104140, 109060, 115570, 125476, 132080, 135128, 135382, 138320, 141778, 145796, 149240, 156845, 162032, 168910, 182245, 184912, 193040, 197866, 202540, 208280, 218120, 219583, 231140, 250952, 270256, 270764, 283556, 291592, 298480, 313690, 337820, 338455, 354445, 364490, 395732, 405080, 416560, 436240, 439166, 462280, 473837, 494665, 501904, 541528, 567112, 583184, 627380, 675640, 676910, 692531, 708890, 728980, 791464, 810160, 878332, 924560, 947674, 989330, 1083056, 1097915, 1134224, 1254760, 1286129, 1351280, 1353820, 1385062, 1417780, 1457960, 1582928, 1756664, 1895348, 1978660, 2195830, 2369185, 2509520, 2572258, 2707640, 2770124, 2835560, 2915920, 3462655, 3513328, 3790696, 3957320, 4391660, 4738370, 5144516, 5415280, 5540248, 5671120, 6430645, 6925310, 7581392, 7914640, 8783320, 9002903, 9476740, 10289032, 11080496, 12861290, 13850620, 17566640, 18005806, 18953480, 20578064, 25722580, 27701240, 36011612, 37906960, 45014515, 51445160, 55402480, 72023224, 90029030, 102890320, 144046448, 180058060, 360116120, 720232240]

約数ペア:

[(1, 720232240), (2, 360116120), (4, 180058060), (5, 144046448), (7, 102890320), (8, 90029030), (10, 72023224), (13, 55402480), (14, 51445160), (16, 45014515), (19, 37906960), (20, 36011612), (26, 27701240), (28, 25722580), (35, 20578064), (38, 18953480), (40, 18005806), (41, 17566640), (52, 13850620), (56, 12861290), (65, 11080496), (70, 10289032), (76, 9476740), (80, 9002903), (82, 8783320), (91, 7914640), (95, 7581392), (104, 6925310), (112, 6430645), (127, 5671120), (130, 5540248), (133, 5415280), (140, 5144516), (152, 4738370), (164, 4391660), (182, 3957320), (190, 3790696), (205, 3513328), (208, 3462655), (247, 2915920), (254, 2835560), (260, 2770124), (266, 2707640), (280, 2572258), (287, 2509520), (304, 2369185), (328, 2195830), (364, 1978660), (380, 1895348), (410, 1756664), (455, 1582928), (494, 1457960), (508, 1417780), (520, 1385062), (532, 1353820), (533, 1351280), (560, 1286129), (574, 1254760), (635, 1134224), (656, 1097915), (665, 1083056), (728, 989330), (760, 947674), (779, 924560), (820, 878332), (889, 810160), (910, 791464), (988, 728980), (1016, 708890), (1040, 692531), (1064, 676910), (1066, 675640), (1148, 627380), (1235, 583184), (1270, 567112), (1330, 541528), (1435, 501904), (1456, 494665), (1520, 473837), (1558, 462280), (1640, 439166), (1651, 436240), (1729, 416560), (1778, 405080), (1820, 395732), (1976, 364490), (2032, 354445), (2128, 338455), (2132, 337820), (2296, 313690), (2413, 298480), (2470, 291592), (2540, 283556), (2660, 270764), (2665, 270256), (2870, 250952), (3116, 231140), (3280, 219583), (3302, 218120), (3458, 208280), (3556, 202540), (3640, 197866), (3731, 193040), (3895, 184912), (3952, 182245), (4264, 168910), (4445, 162032), (4592, 156845), (4826, 149240), (4940, 145796), (5080, 141778), (5207, 138320), (5320, 135382), (5330, 135128), (5453, 132080), (5740, 125476), (6232, 115570), (6604, 109060), (6916, 104140), (7112, 101270), (7280, 98933), (7462, 96520), (7790, 92456), (8255, 87248), (8528, 84455), (8645, 83312), (8890, 81016), (9652, 74620), (9880, 72898), (10127, 71120), (10160, 70889), (10414, 69160), (10640, 67691), (10660, 67564), (10906, 66040), (11480, 62738), (11557, 62320), (12065, 59696), (12464, 57785), (13208, 54530), (13832, 52070), (14224, 50635), (14924, 48260), (15580, 46228), (16510, 43624), (16891, 42640), (17290, 41656), (17780, 40508), (18655, 38608), (19304, 37310), (19760, 36449), (20254, 35560), (20828, 34580), (21320, 33782), (21812, 33020), (22960, 31369), (23114, 31160), (24130, 29848), (26035, 27664), (26416, 27265)]