205909770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:328

約数の個数: 128

約数和(自身を含む): 561178368

約数和(自身を除く): 355268598

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 53, 55, 61, 66, 106, 110, 122, 159, 165, 183, 193, 265, 305, 318, 330, 366, 386, 530, 579, 583, 610, 671, 795, 915, 965, 1158, 1166, 1342, 1590, 1749, 1830, 1930, 2013, 2123, 2895, 2915, 3233, 3355, 3498, 4026, 4246, 5790, 5830, 6369, 6466, 6710, 8745, 9699, 10065, 10229, 10615, 11773, 12738, 16165, 17490, 19398, 20130, 20458, 21230, 23546, 30687, 31845, 32330, 35319, 35563, 48495, 51145, 58865, 61374, 63690, 70638, 71126, 96990, 102290, 106689, 112519, 117730, 129503, 153435, 176595, 177815, 213378, 225038, 259006, 306870, 337557, 353190, 355630, 388509, 533445, 562595, 623969, 647515, 675114, 777018, 1066890, 1125190, 1247938, 1295030, 1687785, 1871907, 1942545, 3119845, 3375570, 3743814, 3885090, 6239690, 6863659, 9359535, 13727318, 18719070, 20590977, 34318295, 41181954, 68636590, 102954885, 205909770]

約数ペア:

[(1, 205909770), (2, 102954885), (3, 68636590), (5, 41181954), (6, 34318295), (10, 20590977), (11, 18719070), (15, 13727318), (22, 9359535), (30, 6863659), (33, 6239690), (53, 3885090), (55, 3743814), (61, 3375570), (66, 3119845), (106, 1942545), (110, 1871907), (122, 1687785), (159, 1295030), (165, 1247938), (183, 1125190), (193, 1066890), (265, 777018), (305, 675114), (318, 647515), (330, 623969), (366, 562595), (386, 533445), (530, 388509), (579, 355630), (583, 353190), (610, 337557), (671, 306870), (795, 259006), (915, 225038), (965, 213378), (1158, 177815), (1166, 176595), (1342, 153435), (1590, 129503), (1749, 117730), (1830, 112519), (1930, 106689), (2013, 102290), (2123, 96990), (2895, 71126), (2915, 70638), (3233, 63690), (3355, 61374), (3498, 58865), (4026, 51145), (4246, 48495), (5790, 35563), (5830, 35319), (6369, 32330), (6466, 31845), (6710, 30687), (8745, 23546), (9699, 21230), (10065, 20458), (10229, 20130), (10615, 19398), (11773, 17490), (12738, 16165)]