71947980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 192

約数和(自身を含む): 248465280

約数和(自身を除く): 176517300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 65, 74, 78, 90, 108, 111, 117, 130, 135, 148, 156, 180, 185, 195, 222, 234, 260, 270, 277, 333, 351, 370, 390, 444, 468, 481, 540, 554, 555, 585, 666, 702, 740, 780, 831, 962, 999, 1108, 1110, 1170, 1332, 1385, 1404, 1443, 1662, 1665, 1755, 1924, 1998, 2220, 2340, 2405, 2493, 2770, 2886, 3324, 3330, 3510, 3601, 3996, 4155, 4329, 4810, 4986, 4995, 5540, 5772, 6660, 7020, 7202, 7215, 7479, 8310, 8658, 9620, 9972, 9990, 10249, 10803, 12465, 12987, 14404, 14430, 14958, 16620, 17316, 18005, 19980, 20498, 21606, 21645, 24930, 25974, 28860, 29916, 30747, 32409, 36010, 37395, 40996, 43212, 43290, 49860, 51245, 51948, 54015, 61494, 64818, 64935, 72020, 74790, 86580, 92241, 97227, 102490, 108030, 122988, 129636, 129870, 133237, 149580, 153735, 162045, 184482, 194454, 204980, 216060, 259740, 266474, 276723, 307470, 324090, 368964, 388908, 399711, 461205, 486135, 532948, 553446, 614940, 648180, 666185, 799422, 922410, 972270, 1106892, 1199133, 1332370, 1383615, 1598844, 1844820, 1944540, 1998555, 2398266, 2664740, 2767230, 3597399, 3997110, 4796532, 5534460, 5995665, 7194798, 7994220, 11991330, 14389596, 17986995, 23982660, 35973990, 71947980]

約数ペア:

[(1, 71947980), (2, 35973990), (3, 23982660), (4, 17986995), (5, 14389596), (6, 11991330), (9, 7994220), (10, 7194798), (12, 5995665), (13, 5534460), (15, 4796532), (18, 3997110), (20, 3597399), (26, 2767230), (27, 2664740), (30, 2398266), (36, 1998555), (37, 1944540), (39, 1844820), (45, 1598844), (52, 1383615), (54, 1332370), (60, 1199133), (65, 1106892), (74, 972270), (78, 922410), (90, 799422), (108, 666185), (111, 648180), (117, 614940), (130, 553446), (135, 532948), (148, 486135), (156, 461205), (180, 399711), (185, 388908), (195, 368964), (222, 324090), (234, 307470), (260, 276723), (270, 266474), (277, 259740), (333, 216060), (351, 204980), (370, 194454), (390, 184482), (444, 162045), (468, 153735), (481, 149580), (540, 133237), (554, 129870), (555, 129636), (585, 122988), (666, 108030), (702, 102490), (740, 97227), (780, 92241), (831, 86580), (962, 74790), (999, 72020), (1108, 64935), (1110, 64818), (1170, 61494), (1332, 54015), (1385, 51948), (1404, 51245), (1443, 49860), (1662, 43290), (1665, 43212), (1755, 40996), (1924, 37395), (1998, 36010), (2220, 32409), (2340, 30747), (2405, 29916), (2493, 28860), (2770, 25974), (2886, 24930), (3324, 21645), (3330, 21606), (3510, 20498), (3601, 19980), (3996, 18005), (4155, 17316), (4329, 16620), (4810, 14958), (4986, 14430), (4995, 14404), (5540, 12987), (5772, 12465), (6660, 10803), (7020, 10249), (7202, 9990), (7215, 9972), (7479, 9620), (8310, 8658)]