181729908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{683}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 485503200

約数和(自身を除く): 303773292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 389, 683, 684, 778, 1167, 1366, 1556, 2049, 2334, 2732, 3501, 4098, 4668, 6147, 7002, 7391, 8196, 12294, 12977, 14004, 14782, 22173, 24588, 25954, 29564, 38931, 44346, 51908, 66519, 77862, 88692, 116793, 133038, 155724, 233586, 265687, 266076, 467172, 531374, 797061, 1062748, 1594122, 2391183, 3188244, 4782366, 5048053, 9564732, 10096106, 15144159, 20192212, 30288318, 45432477, 60576636, 90864954, 181729908]

約数ペア:

[(1, 181729908), (2, 90864954), (3, 60576636), (4, 45432477), (6, 30288318), (9, 20192212), (12, 15144159), (18, 10096106), (19, 9564732), (36, 5048053), (38, 4782366), (57, 3188244), (76, 2391183), (114, 1594122), (171, 1062748), (228, 797061), (342, 531374), (389, 467172), (683, 266076), (684, 265687), (778, 233586), (1167, 155724), (1366, 133038), (1556, 116793), (2049, 88692), (2334, 77862), (2732, 66519), (3501, 51908), (4098, 44346), (4668, 38931), (6147, 29564), (7002, 25954), (7391, 24588), (8196, 22173), (12294, 14782), (12977, 14004)]