155432340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 541981440

約数和(自身を除く): 386549100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 281, 315, 420, 439, 562, 630, 843, 878, 1124, 1260, 1317, 1405, 1686, 1756, 1967, 2195, 2529, 2634, 2810, 3073, 3372, 3934, 3951, 4215, 4390, 5058, 5268, 5620, 5901, 6146, 6585, 7868, 7902, 8430, 8780, 9219, 9835, 10116, 11802, 12292, 12645, 13170, 15365, 15804, 16860, 17703, 18438, 19670, 19755, 23604, 25290, 26340, 27657, 29505, 30730, 35406, 36876, 39340, 39510, 46095, 50580, 55314, 59010, 61460, 70812, 79020, 88515, 92190, 110628, 118020, 123359, 138285, 177030, 184380, 246718, 276570, 354060, 370077, 493436, 553140, 616795, 740154, 863513, 1110231, 1233590, 1480308, 1727026, 1850385, 2220462, 2467180, 2590539, 3454052, 3700770, 4317565, 4440924, 5181078, 5551155, 7401540, 7771617, 8635130, 10362156, 11102310, 12952695, 15543234, 17270260, 22204620, 25905390, 31086468, 38858085, 51810780, 77716170, 155432340]

約数ペア:

[(1, 155432340), (2, 77716170), (3, 51810780), (4, 38858085), (5, 31086468), (6, 25905390), (7, 22204620), (9, 17270260), (10, 15543234), (12, 12952695), (14, 11102310), (15, 10362156), (18, 8635130), (20, 7771617), (21, 7401540), (28, 5551155), (30, 5181078), (35, 4440924), (36, 4317565), (42, 3700770), (45, 3454052), (60, 2590539), (63, 2467180), (70, 2220462), (84, 1850385), (90, 1727026), (105, 1480308), (126, 1233590), (140, 1110231), (180, 863513), (210, 740154), (252, 616795), (281, 553140), (315, 493436), (420, 370077), (439, 354060), (562, 276570), (630, 246718), (843, 184380), (878, 177030), (1124, 138285), (1260, 123359), (1317, 118020), (1405, 110628), (1686, 92190), (1756, 88515), (1967, 79020), (2195, 70812), (2529, 61460), (2634, 59010), (2810, 55314), (3073, 50580), (3372, 46095), (3934, 39510), (3951, 39340), (4215, 36876), (4390, 35406), (5058, 30730), (5268, 29505), (5620, 27657), (5901, 26340), (6146, 25290), (6585, 23604), (7868, 19755), (7902, 19670), (8430, 18438), (8780, 17703), (9219, 16860), (9835, 15804), (10116, 15365), (11802, 13170), (12292, 12645)]