271267740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 859229280

約数和(自身を除く): 587961540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 157, 174, 180, 261, 290, 314, 331, 348, 435, 471, 522, 580, 628, 662, 785, 870, 942, 993, 1044, 1305, 1324, 1413, 1570, 1655, 1740, 1884, 1986, 2355, 2610, 2826, 2979, 3140, 3310, 3972, 4553, 4710, 4965, 5220, 5652, 5958, 6620, 7065, 9106, 9420, 9599, 9930, 11916, 13659, 14130, 14895, 18212, 19198, 19860, 22765, 27318, 28260, 28797, 29790, 38396, 40977, 45530, 47995, 51967, 54636, 57594, 59580, 68295, 81954, 86391, 91060, 95990, 103934, 115188, 136590, 143985, 155901, 163908, 172782, 191980, 204885, 207868, 259835, 273180, 287970, 311802, 345564, 409770, 431955, 467703, 519670, 575940, 623604, 779505, 819540, 863910, 935406, 1039340, 1507043, 1559010, 1727820, 1870812, 2338515, 3014086, 3118020, 4521129, 4677030, 6028172, 7535215, 9042258, 9354060, 13563387, 15070430, 18084516, 22605645, 27126774, 30140860, 45211290, 54253548, 67816935, 90422580, 135633870, 271267740]

約数ペア:

[(1, 271267740), (2, 135633870), (3, 90422580), (4, 67816935), (5, 54253548), (6, 45211290), (9, 30140860), (10, 27126774), (12, 22605645), (15, 18084516), (18, 15070430), (20, 13563387), (29, 9354060), (30, 9042258), (36, 7535215), (45, 6028172), (58, 4677030), (60, 4521129), (87, 3118020), (90, 3014086), (116, 2338515), (145, 1870812), (157, 1727820), (174, 1559010), (180, 1507043), (261, 1039340), (290, 935406), (314, 863910), (331, 819540), (348, 779505), (435, 623604), (471, 575940), (522, 519670), (580, 467703), (628, 431955), (662, 409770), (785, 345564), (870, 311802), (942, 287970), (993, 273180), (1044, 259835), (1305, 207868), (1324, 204885), (1413, 191980), (1570, 172782), (1655, 163908), (1740, 155901), (1884, 143985), (1986, 136590), (2355, 115188), (2610, 103934), (2826, 95990), (2979, 91060), (3140, 86391), (3310, 81954), (3972, 68295), (4553, 59580), (4710, 57594), (4965, 54636), (5220, 51967), (5652, 47995), (5958, 45530), (6620, 40977), (7065, 38396), (9106, 29790), (9420, 28797), (9599, 28260), (9930, 27318), (11916, 22765), (13659, 19860), (14130, 19198), (14895, 18212)]