245755920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^2$

素因数の和:461

約数の個数: 120

約数和(自身を含む): 798752448

約数和(自身を除く): 552996528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 211, 230, 240, 276, 345, 368, 422, 460, 552, 633, 690, 844, 920, 1055, 1104, 1266, 1380, 1688, 1840, 2110, 2532, 2760, 3165, 3376, 4220, 4853, 5064, 5520, 6330, 8440, 9706, 10128, 12660, 14559, 16880, 19412, 24265, 25320, 29118, 38824, 44521, 48530, 50640, 58236, 72795, 77648, 89042, 97060, 116472, 133563, 145590, 178084, 194120, 222605, 232944, 267126, 291180, 356168, 388240, 445210, 534252, 582360, 667815, 712336, 890420, 1023983, 1068504, 1164720, 1335630, 1780840, 2047966, 2137008, 2671260, 3071949, 3561680, 4095932, 5119915, 5342520, 6143898, 8191864, 10239830, 10685040, 12287796, 15359745, 16383728, 20479660, 24575592, 30719490, 40959320, 49151184, 61438980, 81918640, 122877960, 245755920]

約数ペア:

[(1, 245755920), (2, 122877960), (3, 81918640), (4, 61438980), (5, 49151184), (6, 40959320), (8, 30719490), (10, 24575592), (12, 20479660), (15, 16383728), (16, 15359745), (20, 12287796), (23, 10685040), (24, 10239830), (30, 8191864), (40, 6143898), (46, 5342520), (48, 5119915), (60, 4095932), (69, 3561680), (80, 3071949), (92, 2671260), (115, 2137008), (120, 2047966), (138, 1780840), (184, 1335630), (211, 1164720), (230, 1068504), (240, 1023983), (276, 890420), (345, 712336), (368, 667815), (422, 582360), (460, 534252), (552, 445210), (633, 388240), (690, 356168), (844, 291180), (920, 267126), (1055, 232944), (1104, 222605), (1266, 194120), (1380, 178084), (1688, 145590), (1840, 133563), (2110, 116472), (2532, 97060), (2760, 89042), (3165, 77648), (3376, 72795), (4220, 58236), (4853, 50640), (5064, 48530), (5520, 44521), (6330, 38824), (8440, 29118), (9706, 25320), (10128, 24265), (12660, 19412), (14559, 16880)]