20408735820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{7039}}^1$

素因数の和:7276

約数の個数: 192

約数和(自身を含む): 65399685120

約数和(自身を除く): 44990949300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 132, 138, 165, 191, 220, 230, 253, 276, 330, 345, 382, 460, 506, 573, 660, 690, 759, 764, 955, 1012, 1146, 1265, 1380, 1518, 1910, 2101, 2292, 2530, 2865, 3036, 3795, 3820, 4202, 4393, 5060, 5730, 6303, 7039, 7590, 8404, 8786, 10505, 11460, 12606, 13179, 14078, 15180, 17572, 21010, 21117, 21965, 25212, 26358, 28156, 31515, 35195, 42020, 42234, 43930, 48323, 52716, 63030, 65895, 70390, 77429, 84468, 87860, 96646, 105585, 126060, 131790, 140780, 144969, 154858, 161897, 193292, 211170, 232287, 241615, 263580, 289938, 309716, 323794, 387145, 422340, 464574, 483230, 485691, 579876, 647588, 724845, 774290, 809485, 929148, 966460, 971382, 1161435, 1344449, 1449690, 1548580, 1618970, 1780867, 1942764, 2322870, 2428455, 2688898, 2899380, 3237940, 3561734, 4033347, 4645740, 4856910, 5342601, 5377796, 6722245, 7123468, 8066694, 8904335, 9713820, 10685202, 13444490, 14788939, 16133388, 17808670, 20166735, 21370404, 26713005, 26888980, 29577878, 30922327, 35617340, 40333470, 44366817, 53426010, 59155756, 61844654, 73944695, 80666940, 88733634, 92766981, 106852020, 123689308, 147889390, 154611635, 177467268, 185533962, 221834085, 295778780, 309223270, 340145597, 371067924, 443668170, 463834905, 618446540, 680291194, 887336340, 927669810, 1020436791, 1360582388, 1700727985, 1855339620, 2040873582, 3401455970, 4081747164, 5102183955, 6802911940, 10204367910, 20408735820]

約数ペア:

[(1, 20408735820), (2, 10204367910), (3, 6802911940), (4, 5102183955), (5, 4081747164), (6, 3401455970), (10, 2040873582), (11, 1855339620), (12, 1700727985), (15, 1360582388), (20, 1020436791), (22, 927669810), (23, 887336340), (30, 680291194), (33, 618446540), (44, 463834905), (46, 443668170), (55, 371067924), (60, 340145597), (66, 309223270), (69, 295778780), (92, 221834085), (110, 185533962), (115, 177467268), (132, 154611635), (138, 147889390), (165, 123689308), (191, 106852020), (220, 92766981), (230, 88733634), (253, 80666940), (276, 73944695), (330, 61844654), (345, 59155756), (382, 53426010), (460, 44366817), (506, 40333470), (573, 35617340), (660, 30922327), (690, 29577878), (759, 26888980), (764, 26713005), (955, 21370404), (1012, 20166735), (1146, 17808670), (1265, 16133388), (1380, 14788939), (1518, 13444490), (1910, 10685202), (2101, 9713820), (2292, 8904335), (2530, 8066694), (2865, 7123468), (3036, 6722245), (3795, 5377796), (3820, 5342601), (4202, 4856910), (4393, 4645740), (5060, 4033347), (5730, 3561734), (6303, 3237940), (7039, 2899380), (7590, 2688898), (8404, 2428455), (8786, 2322870), (10505, 1942764), (11460, 1780867), (12606, 1618970), (13179, 1548580), (14078, 1449690), (15180, 1344449), (17572, 1161435), (21010, 971382), (21117, 966460), (21965, 929148), (25212, 809485), (26358, 774290), (28156, 724845), (31515, 647588), (35195, 579876), (42020, 485691), (42234, 483230), (43930, 464574), (48323, 422340), (52716, 387145), (63030, 323794), (65895, 309716), (70390, 289938), (77429, 263580), (84468, 241615), (87860, 232287), (96646, 211170), (105585, 193292), (126060, 161897), (131790, 154858), (140780, 144969)]