220174768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 491040000

約数和(自身を除く): 270865232

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 109, 176, 184, 218, 253, 368, 436, 499, 506, 872, 998, 1012, 1199, 1744, 1996, 2024, 2398, 2507, 3992, 4048, 4796, 5014, 5489, 7984, 9592, 10028, 10978, 11477, 19184, 20056, 21956, 22954, 27577, 40112, 43912, 45908, 54391, 55154, 87824, 91816, 108782, 110308, 126247, 183632, 217564, 220616, 252494, 435128, 441232, 504988, 598301, 870256, 1009976, 1196602, 1250993, 2019952, 2393204, 2501986, 4786408, 5003972, 9572816, 10007944, 13760923, 20015888, 27521846, 55043692, 110087384, 220174768]

約数ペア:

[(1, 220174768), (2, 110087384), (4, 55043692), (8, 27521846), (11, 20015888), (16, 13760923), (22, 10007944), (23, 9572816), (44, 5003972), (46, 4786408), (88, 2501986), (92, 2393204), (109, 2019952), (176, 1250993), (184, 1196602), (218, 1009976), (253, 870256), (368, 598301), (436, 504988), (499, 441232), (506, 435128), (872, 252494), (998, 220616), (1012, 217564), (1199, 183632), (1744, 126247), (1996, 110308), (2024, 108782), (2398, 91816), (2507, 87824), (3992, 55154), (4048, 54391), (4796, 45908), (5014, 43912), (5489, 40112), (7984, 27577), (9592, 22954), (10028, 21956), (10978, 20056), (11477, 19184)]