20142856360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:720

約数の個数: 256

約数和(自身を含む): 53173739520

約数和(自身を除く): 33030883160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 43, 44, 55, 61, 62, 86, 88, 110, 122, 124, 155, 172, 215, 220, 244, 248, 305, 310, 341, 344, 430, 440, 473, 488, 563, 610, 620, 671, 682, 860, 946, 1126, 1220, 1240, 1333, 1342, 1364, 1705, 1720, 1891, 1892, 2252, 2365, 2440, 2623, 2666, 2684, 2728, 2815, 3355, 3410, 3782, 3784, 4504, 4730, 5246, 5332, 5368, 5630, 6193, 6665, 6710, 6820, 7564, 9455, 9460, 10492, 10664, 11260, 12386, 13115, 13330, 13420, 13640, 14663, 15128, 17453, 18910, 18920, 20801, 20984, 22520, 24209, 24772, 26230, 26660, 26840, 28853, 29326, 30965, 34343, 34906, 37820, 41602, 48418, 49544, 52460, 53320, 57706, 58652, 61930, 68686, 69812, 73315, 75640, 81313, 83204, 87265, 96836, 104005, 104920, 115412, 117304, 121045, 123860, 137372, 139624, 144265, 146630, 162626, 166408, 171715, 174530, 191983, 193672, 208010, 230824, 242090, 247720, 266299, 274744, 288530, 293260, 325252, 343430, 349060, 377773, 383966, 406565, 416020, 484180, 532598, 577060, 586520, 650504, 686860, 698120, 750479, 755546, 767932, 813130, 832040, 894443, 959915, 968360, 1064633, 1065196, 1154120, 1331495, 1373720, 1476749, 1500958, 1511092, 1535864, 1626260, 1788886, 1888865, 1919830, 2129266, 2130392, 2662990, 2953498, 3001916, 3022184, 3252520, 3577772, 3752395, 3777730, 3839660, 4258532, 4472215, 5323165, 5325980, 5906996, 6003832, 7155544, 7383745, 7504790, 7555460, 7679320, 8255269, 8517064, 8944430, 10646330, 10651960, 11710963, 11813992, 14767490, 15009580, 15110920, 16244239, 16510538, 17888860, 21292660, 23421926, 29534980, 30019160, 32488478, 33021076, 35777720, 41276345, 42585320, 45779219, 46843852, 58554815, 59069960, 64976956, 66042152, 81221195, 82552690, 91558438, 93687704, 117109630, 129953912, 162442390, 165105380, 183116876, 228896095, 234219260, 324884780, 330210760, 366233752, 457792190, 468438520, 503571409, 649769560, 915584380, 1007142818, 1831168760, 2014285636, 2517857045, 4028571272, 5035714090, 10071428180, 20142856360]

約数ペア:

[(1, 20142856360), (2, 10071428180), (4, 5035714090), (5, 4028571272), (8, 2517857045), (10, 2014285636), (11, 1831168760), (20, 1007142818), (22, 915584380), (31, 649769560), (40, 503571409), (43, 468438520), (44, 457792190), (55, 366233752), (61, 330210760), (62, 324884780), (86, 234219260), (88, 228896095), (110, 183116876), (122, 165105380), (124, 162442390), (155, 129953912), (172, 117109630), (215, 93687704), (220, 91558438), (244, 82552690), (248, 81221195), (305, 66042152), (310, 64976956), (341, 59069960), (344, 58554815), (430, 46843852), (440, 45779219), (473, 42585320), (488, 41276345), (563, 35777720), (610, 33021076), (620, 32488478), (671, 30019160), (682, 29534980), (860, 23421926), (946, 21292660), (1126, 17888860), (1220, 16510538), (1240, 16244239), (1333, 15110920), (1342, 15009580), (1364, 14767490), (1705, 11813992), (1720, 11710963), (1891, 10651960), (1892, 10646330), (2252, 8944430), (2365, 8517064), (2440, 8255269), (2623, 7679320), (2666, 7555460), (2684, 7504790), (2728, 7383745), (2815, 7155544), (3355, 6003832), (3410, 5906996), (3782, 5325980), (3784, 5323165), (4504, 4472215), (4730, 4258532), (5246, 3839660), (5332, 3777730), (5368, 3752395), (5630, 3577772), (6193, 3252520), (6665, 3022184), (6710, 3001916), (6820, 2953498), (7564, 2662990), (9455, 2130392), (9460, 2129266), (10492, 1919830), (10664, 1888865), (11260, 1788886), (12386, 1626260), (13115, 1535864), (13330, 1511092), (13420, 1500958), (13640, 1476749), (14663, 1373720), (15128, 1331495), (17453, 1154120), (18910, 1065196), (18920, 1064633), (20801, 968360), (20984, 959915), (22520, 894443), (24209, 832040), (24772, 813130), (26230, 767932), (26660, 755546), (26840, 750479), (28853, 698120), (29326, 686860), (30965, 650504), (34343, 586520), (34906, 577060), (37820, 532598), (41602, 484180), (48418, 416020), (49544, 406565), (52460, 383966), (53320, 377773), (57706, 349060), (58652, 343430), (61930, 325252), (68686, 293260), (69812, 288530), (73315, 274744), (75640, 266299), (81313, 247720), (83204, 242090), (87265, 230824), (96836, 208010), (104005, 193672), (104920, 191983), (115412, 174530), (117304, 171715), (121045, 166408), (123860, 162626), (137372, 146630), (139624, 144265)]