71654940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 288

約数和(自身を含む): 268894080

約数和(自身を除く): 197239140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 37, 42, 45, 53, 58, 60, 63, 70, 74, 84, 87, 90, 105, 106, 111, 116, 126, 140, 145, 148, 159, 174, 180, 185, 203, 210, 212, 222, 252, 259, 261, 265, 290, 315, 318, 333, 348, 370, 371, 406, 420, 435, 444, 477, 518, 522, 530, 555, 580, 609, 630, 636, 666, 740, 742, 777, 795, 812, 870, 954, 1015, 1036, 1044, 1060, 1073, 1110, 1113, 1218, 1260, 1295, 1305, 1332, 1484, 1537, 1554, 1590, 1665, 1740, 1827, 1855, 1908, 1961, 2030, 2146, 2220, 2226, 2331, 2385, 2436, 2590, 2610, 3045, 3074, 3108, 3180, 3219, 3330, 3339, 3654, 3710, 3885, 3922, 4060, 4292, 4452, 4611, 4662, 4770, 5180, 5220, 5365, 5565, 5883, 6090, 6148, 6438, 6660, 6678, 7308, 7420, 7511, 7685, 7770, 7844, 9135, 9222, 9324, 9540, 9657, 9805, 10730, 10759, 11130, 11655, 11766, 12180, 12876, 13356, 13727, 13833, 15022, 15370, 15540, 16095, 16695, 17649, 18270, 18444, 19314, 19610, 21460, 21518, 22260, 22533, 23055, 23310, 23532, 27454, 27666, 29415, 30044, 30740, 32190, 32277, 33390, 35298, 36540, 37555, 38628, 39220, 41181, 43036, 45066, 46110, 46620, 48285, 53795, 54908, 55332, 56869, 58830, 64380, 64554, 66780, 67599, 68635, 69165, 70596, 75110, 82362, 88245, 90132, 92220, 96570, 96831, 107590, 112665, 113738, 117660, 123543, 129108, 135198, 137270, 138330, 150220, 161385, 164724, 170607, 176490, 193140, 193662, 205905, 215180, 225330, 227476, 247086, 270396, 274540, 276660, 284345, 322770, 337995, 341214, 352980, 387324, 398083, 411810, 450660, 484155, 494172, 511821, 568690, 617715, 645540, 675990, 682428, 796166, 823620, 853035, 968310, 1023642, 1137380, 1194249, 1235430, 1351980, 1592332, 1706070, 1936620, 1990415, 2047284, 2388498, 2470860, 2559105, 3412140, 3582747, 3980830, 4776996, 5118210, 5971245, 7165494, 7961660, 10236420, 11942490, 14330988, 17913735, 23884980, 35827470, 71654940]

約数ペア:

[(1, 71654940), (2, 35827470), (3, 23884980), (4, 17913735), (5, 14330988), (6, 11942490), (7, 10236420), (9, 7961660), (10, 7165494), (12, 5971245), (14, 5118210), (15, 4776996), (18, 3980830), (20, 3582747), (21, 3412140), (28, 2559105), (29, 2470860), (30, 2388498), (35, 2047284), (36, 1990415), (37, 1936620), (42, 1706070), (45, 1592332), (53, 1351980), (58, 1235430), (60, 1194249), (63, 1137380), (70, 1023642), (74, 968310), (84, 853035), (87, 823620), (90, 796166), (105, 682428), (106, 675990), (111, 645540), (116, 617715), (126, 568690), (140, 511821), (145, 494172), (148, 484155), (159, 450660), (174, 411810), (180, 398083), (185, 387324), (203, 352980), (210, 341214), (212, 337995), (222, 322770), (252, 284345), (259, 276660), (261, 274540), (265, 270396), (290, 247086), (315, 227476), (318, 225330), (333, 215180), (348, 205905), (370, 193662), (371, 193140), (406, 176490), (420, 170607), (435, 164724), (444, 161385), (477, 150220), (518, 138330), (522, 137270), (530, 135198), (555, 129108), (580, 123543), (609, 117660), (630, 113738), (636, 112665), (666, 107590), (740, 96831), (742, 96570), (777, 92220), (795, 90132), (812, 88245), (870, 82362), (954, 75110), (1015, 70596), (1036, 69165), (1044, 68635), (1060, 67599), (1073, 66780), (1110, 64554), (1113, 64380), (1218, 58830), (1260, 56869), (1295, 55332), (1305, 54908), (1332, 53795), (1484, 48285), (1537, 46620), (1554, 46110), (1590, 45066), (1665, 43036), (1740, 41181), (1827, 39220), (1855, 38628), (1908, 37555), (1961, 36540), (2030, 35298), (2146, 33390), (2220, 32277), (2226, 32190), (2331, 30740), (2385, 30044), (2436, 29415), (2590, 27666), (2610, 27454), (3045, 23532), (3074, 23310), (3108, 23055), (3180, 22533), (3219, 22260), (3330, 21518), (3339, 21460), (3654, 19610), (3710, 19314), (3885, 18444), (3922, 18270), (4060, 17649), (4292, 16695), (4452, 16095), (4611, 15540), (4662, 15370), (4770, 15022), (5180, 13833), (5220, 13727), (5365, 13356), (5565, 12876), (5883, 12180), (6090, 11766), (6148, 11655), (6438, 11130), (6660, 10759), (6678, 10730), (7308, 9805), (7420, 9657), (7511, 9540), (7685, 9324), (7770, 9222), (7844, 9135)]