21863250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 62899200

約数和(自身を除く): 41035950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 41, 45, 50, 54, 75, 79, 82, 90, 123, 125, 135, 150, 158, 205, 225, 237, 246, 250, 270, 369, 375, 395, 410, 450, 474, 615, 675, 711, 738, 750, 790, 1025, 1107, 1125, 1185, 1230, 1350, 1422, 1845, 1975, 2050, 2133, 2214, 2250, 2370, 3075, 3239, 3375, 3555, 3690, 3950, 4266, 5125, 5535, 5925, 6150, 6478, 6750, 7110, 9225, 9717, 9875, 10250, 10665, 11070, 11850, 15375, 16195, 17775, 18450, 19434, 19750, 21330, 27675, 29151, 29625, 30750, 32390, 35550, 46125, 48585, 53325, 55350, 58302, 59250, 80975, 87453, 88875, 92250, 97170, 106650, 138375, 145755, 161950, 174906, 177750, 242925, 266625, 276750, 291510, 404875, 437265, 485850, 533250, 728775, 809750, 874530, 1214625, 1457550, 2186325, 2429250, 3643875, 4372650, 7287750, 10931625, 21863250]

約数ペア:

[(1, 21863250), (2, 10931625), (3, 7287750), (5, 4372650), (6, 3643875), (9, 2429250), (10, 2186325), (15, 1457550), (18, 1214625), (25, 874530), (27, 809750), (30, 728775), (41, 533250), (45, 485850), (50, 437265), (54, 404875), (75, 291510), (79, 276750), (82, 266625), (90, 242925), (123, 177750), (125, 174906), (135, 161950), (150, 145755), (158, 138375), (205, 106650), (225, 97170), (237, 92250), (246, 88875), (250, 87453), (270, 80975), (369, 59250), (375, 58302), (395, 55350), (410, 53325), (450, 48585), (474, 46125), (615, 35550), (675, 32390), (711, 30750), (738, 29625), (750, 29151), (790, 27675), (1025, 21330), (1107, 19750), (1125, 19434), (1185, 18450), (1230, 17775), (1350, 16195), (1422, 15375), (1845, 11850), (1975, 11070), (2050, 10665), (2133, 10250), (2214, 9875), (2250, 9717), (2370, 9225), (3075, 7110), (3239, 6750), (3375, 6478), (3555, 6150), (3690, 5925), (3950, 5535), (4266, 5125)]