84620340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 295626240

約数和(自身を除く): 211005900

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, 239, 252, 281, 315, 420, 478, 562, 630, 717, 843, 956, 1124, 1195, 1260, 1405, 1434, 1673, 1686, 1967, 2151, 2390, 2529, 2810, 2868, 3346, 3372, 3585, 3934, 4215, 4302, 4780, 5019, 5058, 5620, 5901, 6692, 7170, 7868, 8365, 8430, 8604, 9835, 10038, 10116, 10755, 11802, 12645, 14340, 15057, 16730, 16860, 17703, 19670, 20076, 21510, 23604, 25095, 25290, 29505, 30114, 33460, 35406, 39340, 43020, 50190, 50580, 59010, 60228, 67159, 70812, 75285, 88515, 100380, 118020, 134318, 150570, 177030, 201477, 268636, 301140, 335795, 354060, 402954, 470113, 604431, 671590, 805908, 940226, 1007385, 1208862, 1343180, 1410339, 1880452, 2014770, 2350565, 2417724, 2820678, 3022155, 4029540, 4231017, 4701130, 5641356, 6044310, 7051695, 8462034, 9402260, 12088620, 14103390, 16924068, 21155085, 28206780, 42310170, 84620340]

約数ペア:

[(1, 84620340), (2, 42310170), (3, 28206780), (4, 21155085), (5, 16924068), (6, 14103390), (7, 12088620), (9, 9402260), (10, 8462034), (12, 7051695), (14, 6044310), (15, 5641356), (18, 4701130), (20, 4231017), (21, 4029540), (28, 3022155), (30, 2820678), (35, 2417724), (36, 2350565), (42, 2014770), (45, 1880452), (60, 1410339), (63, 1343180), (70, 1208862), (84, 1007385), (90, 940226), (105, 805908), (126, 671590), (140, 604431), (180, 470113), (210, 402954), (239, 354060), (252, 335795), (281, 301140), (315, 268636), (420, 201477), (478, 177030), (562, 150570), (630, 134318), (717, 118020), (843, 100380), (956, 88515), (1124, 75285), (1195, 70812), (1260, 67159), (1405, 60228), (1434, 59010), (1673, 50580), (1686, 50190), (1967, 43020), (2151, 39340), (2390, 35406), (2529, 33460), (2810, 30114), (2868, 29505), (3346, 25290), (3372, 25095), (3585, 23604), (3934, 21510), (4215, 20076), (4302, 19670), (4780, 17703), (5019, 16860), (5058, 16730), (5620, 15057), (5901, 14340), (6692, 12645), (7170, 11802), (7868, 10755), (8365, 10116), (8430, 10038), (8604, 9835)]