16223680

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 84

約数和(自身を含む): 42565320

約数和(自身を除く): 26341640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 419, 440, 484, 605, 704, 838, 880, 968, 1210, 1676, 1760, 1936, 2095, 2420, 3352, 3520, 3872, 4190, 4609, 4840, 6704, 7744, 8380, 9218, 9680, 13408, 16760, 18436, 19360, 23045, 26816, 33520, 36872, 38720, 46090, 50699, 67040, 73744, 92180, 101398, 134080, 147488, 184360, 202796, 253495, 294976, 368720, 405592, 506990, 737440, 811184, 1013980, 1474880, 1622368, 2027960, 3244736, 4055920, 8111840, 16223680]

約数ペア:

[(1, 16223680), (2, 8111840), (4, 4055920), (5, 3244736), (8, 2027960), (10, 1622368), (11, 1474880), (16, 1013980), (20, 811184), (22, 737440), (32, 506990), (40, 405592), (44, 368720), (55, 294976), (64, 253495), (80, 202796), (88, 184360), (110, 147488), (121, 134080), (160, 101398), (176, 92180), (220, 73744), (242, 67040), (320, 50699), (352, 46090), (419, 38720), (440, 36872), (484, 33520), (605, 26816), (704, 23045), (838, 19360), (880, 18436), (968, 16760), (1210, 13408), (1676, 9680), (1760, 9218), (1936, 8380), (2095, 7744), (2420, 6704), (3352, 4840), (3520, 4609), (3872, 4190)]