2169181520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{9743}}^1$

素因数の和:9801

約数の個数: 120

約数和(自身を含む): 5785129728

約数和(自身を除く): 3615948208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 176, 184, 220, 230, 242, 253, 368, 440, 460, 484, 506, 605, 880, 920, 968, 1012, 1210, 1265, 1840, 1936, 2024, 2420, 2530, 2783, 4048, 4840, 5060, 5566, 9680, 9743, 10120, 11132, 13915, 19486, 20240, 22264, 27830, 38972, 44528, 48715, 55660, 77944, 97430, 107173, 111320, 155888, 194860, 214346, 222640, 224089, 389720, 428692, 448178, 535865, 779440, 857384, 896356, 1071730, 1120445, 1178903, 1714768, 1792712, 2143460, 2240890, 2357806, 2464979, 3585424, 4286920, 4481780, 4715612, 4929958, 5894515, 8573840, 8963560, 9431224, 9859916, 11789030, 12324895, 17927120, 18862448, 19719832, 23578060, 24649790, 27114769, 39439664, 47156120, 49299580, 54229538, 94312240, 98599160, 108459076, 135573845, 197198320, 216918152, 271147690, 433836304, 542295380, 1084590760, 2169181520]

約数ペア:

[(1, 2169181520), (2, 1084590760), (4, 542295380), (5, 433836304), (8, 271147690), (10, 216918152), (11, 197198320), (16, 135573845), (20, 108459076), (22, 98599160), (23, 94312240), (40, 54229538), (44, 49299580), (46, 47156120), (55, 39439664), (80, 27114769), (88, 24649790), (92, 23578060), (110, 19719832), (115, 18862448), (121, 17927120), (176, 12324895), (184, 11789030), (220, 9859916), (230, 9431224), (242, 8963560), (253, 8573840), (368, 5894515), (440, 4929958), (460, 4715612), (484, 4481780), (506, 4286920), (605, 3585424), (880, 2464979), (920, 2357806), (968, 2240890), (1012, 2143460), (1210, 1792712), (1265, 1714768), (1840, 1178903), (1936, 1120445), (2024, 1071730), (2420, 896356), (2530, 857384), (2783, 779440), (4048, 535865), (4840, 448178), (5060, 428692), (5566, 389720), (9680, 224089), (9743, 222640), (10120, 214346), (11132, 194860), (13915, 155888), (19486, 111320), (20240, 107173), (22264, 97430), (27830, 77944), (38972, 55660), (44528, 48715)]