399924720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42727}}^1$

素因数の和:42759

約数の個数: 120

約数和(自身を含む): 1446428256

約数和(自身を除く): 1046503536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 42727, 85454, 128181, 170908, 213635, 256362, 341816, 384543, 427270, 512724, 555451, 640905, 683632, 769086, 854540, 1025448, 1110902, 1281810, 1538172, 1666353, 1709080, 1922715, 2050896, 2221804, 2563620, 2777255, 3076344, 3332706, 3418160, 3845430, 4443608, 4999059, 5127240, 5554510, 6152688, 6665412, 7690860, 8331765, 8887216, 9998118, 10254480, 11109020, 13330824, 15381720, 16663530, 19996236, 22218040, 24995295, 26661648, 30763440, 33327060, 39992472, 44436080, 49990590, 66654120, 79984944, 99981180, 133308240, 199962360, 399924720]

約数ペア:

[(1, 399924720), (2, 199962360), (3, 133308240), (4, 99981180), (5, 79984944), (6, 66654120), (8, 49990590), (9, 44436080), (10, 39992472), (12, 33327060), (13, 30763440), (15, 26661648), (16, 24995295), (18, 22218040), (20, 19996236), (24, 16663530), (26, 15381720), (30, 13330824), (36, 11109020), (39, 10254480), (40, 9998118), (45, 8887216), (48, 8331765), (52, 7690860), (60, 6665412), (65, 6152688), (72, 5554510), (78, 5127240), (80, 4999059), (90, 4443608), (104, 3845430), (117, 3418160), (120, 3332706), (130, 3076344), (144, 2777255), (156, 2563620), (180, 2221804), (195, 2050896), (208, 1922715), (234, 1709080), (240, 1666353), (260, 1538172), (312, 1281810), (360, 1110902), (390, 1025448), (468, 854540), (520, 769086), (585, 683632), (624, 640905), (720, 555451), (780, 512724), (936, 427270), (1040, 384543), (1170, 341816), (1560, 256362), (1872, 213635), (2340, 170908), (3120, 128181), (4680, 85454), (9360, 42727)]