238490096

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1114

約数の個数: 60

約数和(自身を含む): 506485440

約数和(自身を除く): 267995344

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 169, 178, 208, 338, 356, 676, 712, 991, 1157, 1352, 1424, 1982, 2314, 2704, 3964, 4628, 7928, 9256, 12883, 15041, 15856, 18512, 25766, 30082, 51532, 60164, 88199, 103064, 120328, 167479, 176398, 206128, 240656, 334958, 352796, 669916, 705592, 1146587, 1339832, 1411184, 2293174, 2679664, 4586348, 9172696, 14905631, 18345392, 29811262, 59622524, 119245048, 238490096]

約数ペア:

[(1, 238490096), (2, 119245048), (4, 59622524), (8, 29811262), (13, 18345392), (16, 14905631), (26, 9172696), (52, 4586348), (89, 2679664), (104, 2293174), (169, 1411184), (178, 1339832), (208, 1146587), (338, 705592), (356, 669916), (676, 352796), (712, 334958), (991, 240656), (1157, 206128), (1352, 176398), (1424, 167479), (1982, 120328), (2314, 103064), (2704, 88199), (3964, 60164), (4628, 51532), (7928, 30082), (9256, 25766), (12883, 18512), (15041, 15856)]