131425980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 192

約数和(自身を含む): 452874240

約数和(自身を除く): 321448260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 79, 84, 85, 102, 105, 119, 140, 158, 170, 204, 210, 233, 237, 238, 255, 316, 340, 357, 395, 420, 466, 474, 476, 510, 553, 595, 699, 714, 790, 932, 948, 1020, 1106, 1165, 1185, 1190, 1343, 1398, 1428, 1580, 1631, 1659, 1785, 2212, 2330, 2370, 2380, 2686, 2765, 2796, 3262, 3318, 3495, 3570, 3961, 4029, 4660, 4740, 4893, 5372, 5530, 6524, 6636, 6715, 6990, 7140, 7922, 8058, 8155, 8295, 9401, 9786, 11060, 11883, 13430, 13980, 15844, 16116, 16310, 16590, 18407, 18802, 19572, 19805, 20145, 23766, 24465, 26860, 27727, 28203, 32620, 33180, 36814, 37604, 39610, 40290, 47005, 47532, 48930, 55221, 55454, 56406, 59415, 73628, 79220, 80580, 83181, 92035, 94010, 97860, 110442, 110908, 112812, 118830, 128849, 138635, 141015, 166362, 184070, 188020, 220884, 237660, 257698, 276105, 277270, 282030, 312919, 332724, 368140, 386547, 415905, 515396, 552210, 554540, 564060, 625838, 644245, 773094, 831810, 938757, 1104420, 1251676, 1288490, 1546188, 1564595, 1663620, 1877514, 1932735, 2190433, 2576980, 3129190, 3755028, 3865470, 4380866, 4693785, 6258380, 6571299, 7730940, 8761732, 9387570, 10952165, 13142598, 18775140, 21904330, 26285196, 32856495, 43808660, 65712990, 131425980]

約数ペア:

[(1, 131425980), (2, 65712990), (3, 43808660), (4, 32856495), (5, 26285196), (6, 21904330), (7, 18775140), (10, 13142598), (12, 10952165), (14, 9387570), (15, 8761732), (17, 7730940), (20, 6571299), (21, 6258380), (28, 4693785), (30, 4380866), (34, 3865470), (35, 3755028), (42, 3129190), (51, 2576980), (60, 2190433), (68, 1932735), (70, 1877514), (79, 1663620), (84, 1564595), (85, 1546188), (102, 1288490), (105, 1251676), (119, 1104420), (140, 938757), (158, 831810), (170, 773094), (204, 644245), (210, 625838), (233, 564060), (237, 554540), (238, 552210), (255, 515396), (316, 415905), (340, 386547), (357, 368140), (395, 332724), (420, 312919), (466, 282030), (474, 277270), (476, 276105), (510, 257698), (553, 237660), (595, 220884), (699, 188020), (714, 184070), (790, 166362), (932, 141015), (948, 138635), (1020, 128849), (1106, 118830), (1165, 112812), (1185, 110908), (1190, 110442), (1343, 97860), (1398, 94010), (1428, 92035), (1580, 83181), (1631, 80580), (1659, 79220), (1785, 73628), (2212, 59415), (2330, 56406), (2370, 55454), (2380, 55221), (2686, 48930), (2765, 47532), (2796, 47005), (3262, 40290), (3318, 39610), (3495, 37604), (3570, 36814), (3961, 33180), (4029, 32620), (4660, 28203), (4740, 27727), (4893, 26860), (5372, 24465), (5530, 23766), (6524, 20145), (6636, 19805), (6715, 19572), (6990, 18802), (7140, 18407), (7922, 16590), (8058, 16310), (8155, 16116), (8295, 15844), (9401, 13980), (9786, 13430), (11060, 11883)]