72737940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 230053824

約数和(自身を除く): 157315884

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 121, 129, 132, 165, 172, 215, 220, 233, 242, 258, 330, 363, 430, 466, 473, 484, 516, 605, 645, 660, 699, 726, 860, 932, 946, 1165, 1210, 1290, 1398, 1419, 1452, 1815, 1892, 2330, 2365, 2420, 2563, 2580, 2796, 2838, 3495, 3630, 4660, 4730, 5126, 5203, 5676, 6990, 7095, 7260, 7689, 9460, 10019, 10252, 10406, 12815, 13980, 14190, 15378, 15609, 20038, 20812, 25630, 26015, 28193, 28380, 30057, 30756, 31218, 38445, 40076, 50095, 51260, 52030, 56386, 60114, 62436, 76890, 78045, 84579, 100190, 104060, 110209, 112772, 120228, 140965, 150285, 153780, 156090, 169158, 200380, 220418, 281930, 300570, 312180, 330627, 338316, 422895, 440836, 551045, 563860, 601140, 661254, 845790, 1102090, 1212299, 1322508, 1653135, 1691580, 2204180, 2424598, 3306270, 3636897, 4849196, 6061495, 6612540, 7273794, 12122990, 14547588, 18184485, 24245980, 36368970, 72737940]

約数ペア:

[(1, 72737940), (2, 36368970), (3, 24245980), (4, 18184485), (5, 14547588), (6, 12122990), (10, 7273794), (11, 6612540), (12, 6061495), (15, 4849196), (20, 3636897), (22, 3306270), (30, 2424598), (33, 2204180), (43, 1691580), (44, 1653135), (55, 1322508), (60, 1212299), (66, 1102090), (86, 845790), (110, 661254), (121, 601140), (129, 563860), (132, 551045), (165, 440836), (172, 422895), (215, 338316), (220, 330627), (233, 312180), (242, 300570), (258, 281930), (330, 220418), (363, 200380), (430, 169158), (466, 156090), (473, 153780), (484, 150285), (516, 140965), (605, 120228), (645, 112772), (660, 110209), (699, 104060), (726, 100190), (860, 84579), (932, 78045), (946, 76890), (1165, 62436), (1210, 60114), (1290, 56386), (1398, 52030), (1419, 51260), (1452, 50095), (1815, 40076), (1892, 38445), (2330, 31218), (2365, 30756), (2420, 30057), (2563, 28380), (2580, 28193), (2796, 26015), (2838, 25630), (3495, 20812), (3630, 20038), (4660, 15609), (4730, 15378), (5126, 14190), (5203, 13980), (5676, 12815), (6990, 10406), (7095, 10252), (7260, 10019), (7689, 9460)]