12798386460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{336977}}^1$

素因数の和:337203

約数の個数: 72

約数和(自身を含む): 39005877456

約数和(自身を除く): 26207490996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 6330, 7596, 9495, 12660, 18990, 37980, 336977, 673954, 1010931, 1347908, 1684885, 2021862, 3032793, 3369770, 4043724, 5054655, 6065586, 6739540, 10109310, 12131172, 15163965, 20218620, 30327930, 60655860, 71102147, 142204294, 213306441, 284408588, 355510735, 426612882, 639919323, 711021470, 853225764, 1066532205, 1279838646, 1422042940, 2133064410, 2559677292, 3199596615, 4266128820, 6399193230, 12798386460]

約数ペア:

[(1, 12798386460), (2, 6399193230), (3, 4266128820), (4, 3199596615), (5, 2559677292), (6, 2133064410), (9, 1422042940), (10, 1279838646), (12, 1066532205), (15, 853225764), (18, 711021470), (20, 639919323), (30, 426612882), (36, 355510735), (45, 284408588), (60, 213306441), (90, 142204294), (180, 71102147), (211, 60655860), (422, 30327930), (633, 20218620), (844, 15163965), (1055, 12131172), (1266, 10109310), (1899, 6739540), (2110, 6065586), (2532, 5054655), (3165, 4043724), (3798, 3369770), (4220, 3032793), (6330, 2021862), (7596, 1684885), (9495, 1347908), (12660, 1010931), (18990, 673954), (37980, 336977)]