222764985

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 414830592

約数和(自身を除く): 192065607

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 71, 81, 127, 135, 183, 213, 305, 355, 381, 405, 549, 635, 639, 915, 1065, 1143, 1647, 1905, 1917, 2745, 3195, 3429, 4331, 4941, 5715, 5751, 7747, 8235, 9017, 9585, 10287, 12993, 17145, 21655, 23241, 24705, 27051, 28755, 38735, 38979, 45085, 51435, 64965, 69723, 81153, 116205, 116937, 135255, 194895, 209169, 243459, 348615, 350811, 405765, 550037, 584685, 627507, 730377, 1045845, 1217295, 1650111, 1754055, 2750185, 3137535, 3651885, 4950333, 8250555, 14850999, 24751665, 44552997, 74254995, 222764985]

約数ペア:

[(1, 222764985), (3, 74254995), (5, 44552997), (9, 24751665), (15, 14850999), (27, 8250555), (45, 4950333), (61, 3651885), (71, 3137535), (81, 2750185), (127, 1754055), (135, 1650111), (183, 1217295), (213, 1045845), (305, 730377), (355, 627507), (381, 584685), (405, 550037), (549, 405765), (635, 350811), (639, 348615), (915, 243459), (1065, 209169), (1143, 194895), (1647, 135255), (1905, 116937), (1917, 116205), (2745, 81153), (3195, 69723), (3429, 64965), (4331, 51435), (4941, 45085), (5715, 38979), (5751, 38735), (7747, 28755), (8235, 27051), (9017, 24705), (9585, 23241), (10287, 21655), (12993, 17145)]