305076960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{211859}}^1$

素因数の和:211880

約数の個数: 72

約数和(自身を含む): 1041080040

約数和(自身を除く): 736003080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 211859, 423718, 635577, 847436, 1059295, 1271154, 1694872, 1906731, 2118590, 2542308, 3177885, 3389744, 3813462, 4237180, 5084616, 6355770, 6779488, 7626924, 8474360, 9533655, 10169232, 12711540, 15253848, 16948720, 19067310, 20338464, 25423080, 30507696, 33897440, 38134620, 50846160, 61015392, 76269240, 101692320, 152538480, 305076960]

約数ペア:

[(1, 305076960), (2, 152538480), (3, 101692320), (4, 76269240), (5, 61015392), (6, 50846160), (8, 38134620), (9, 33897440), (10, 30507696), (12, 25423080), (15, 20338464), (16, 19067310), (18, 16948720), (20, 15253848), (24, 12711540), (30, 10169232), (32, 9533655), (36, 8474360), (40, 7626924), (45, 6779488), (48, 6355770), (60, 5084616), (72, 4237180), (80, 3813462), (90, 3389744), (96, 3177885), (120, 2542308), (144, 2118590), (160, 1906731), (180, 1694872), (240, 1271154), (288, 1059295), (360, 847436), (480, 635577), (720, 423718), (1440, 211859)]