217764720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:760

約数の個数: 160

約数和(自身を含む): 755576640

約数和(自身を除く): 537811920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 181, 216, 240, 270, 360, 362, 432, 540, 543, 557, 720, 724, 905, 1080, 1086, 1114, 1448, 1629, 1671, 1810, 2160, 2172, 2228, 2715, 2785, 2896, 3258, 3342, 3620, 4344, 4456, 4887, 5013, 5430, 5570, 6516, 6684, 7240, 8145, 8355, 8688, 8912, 9774, 10026, 10860, 11140, 13032, 13368, 14480, 15039, 16290, 16710, 19548, 20052, 21720, 22280, 24435, 25065, 26064, 26736, 30078, 32580, 33420, 39096, 40104, 43440, 44560, 48870, 50130, 60156, 65160, 66840, 75195, 78192, 80208, 97740, 100260, 100817, 120312, 130320, 133680, 150390, 195480, 200520, 201634, 240624, 300780, 302451, 390960, 401040, 403268, 504085, 601560, 604902, 806536, 907353, 1008170, 1203120, 1209804, 1512255, 1613072, 1814706, 2016340, 2419608, 2722059, 3024510, 3629412, 4032680, 4536765, 4839216, 5444118, 6049020, 7258824, 8065360, 9073530, 10888236, 12098040, 13610295, 14517648, 18147060, 21776472, 24196080, 27220590, 36294120, 43552944, 54441180, 72588240, 108882360, 217764720]

約数ペア:

[(1, 217764720), (2, 108882360), (3, 72588240), (4, 54441180), (5, 43552944), (6, 36294120), (8, 27220590), (9, 24196080), (10, 21776472), (12, 18147060), (15, 14517648), (16, 13610295), (18, 12098040), (20, 10888236), (24, 9073530), (27, 8065360), (30, 7258824), (36, 6049020), (40, 5444118), (45, 4839216), (48, 4536765), (54, 4032680), (60, 3629412), (72, 3024510), (80, 2722059), (90, 2419608), (108, 2016340), (120, 1814706), (135, 1613072), (144, 1512255), (180, 1209804), (181, 1203120), (216, 1008170), (240, 907353), (270, 806536), (360, 604902), (362, 601560), (432, 504085), (540, 403268), (543, 401040), (557, 390960), (720, 302451), (724, 300780), (905, 240624), (1080, 201634), (1086, 200520), (1114, 195480), (1448, 150390), (1629, 133680), (1671, 130320), (1810, 120312), (2160, 100817), (2172, 100260), (2228, 97740), (2715, 80208), (2785, 78192), (2896, 75195), (3258, 66840), (3342, 65160), (3620, 60156), (4344, 50130), (4456, 48870), (4887, 44560), (5013, 43440), (5430, 40104), (5570, 39096), (6516, 33420), (6684, 32580), (7240, 30078), (8145, 26736), (8355, 26064), (8688, 25065), (8912, 24435), (9774, 22280), (10026, 21720), (10860, 20052), (11140, 19548), (13032, 16710), (13368, 16290), (14480, 15039)]