238787172

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 681640960

約数和(自身を除く): 442853788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 109, 117, 124, 151, 156, 186, 218, 234, 279, 302, 327, 372, 403, 436, 453, 468, 558, 604, 654, 806, 906, 981, 1116, 1209, 1308, 1359, 1417, 1612, 1812, 1962, 1963, 2418, 2718, 2834, 3379, 3627, 3924, 3926, 4251, 4681, 4836, 5436, 5668, 5889, 6758, 7254, 7852, 8502, 9362, 10137, 11778, 12753, 13516, 14043, 14508, 16459, 17004, 17667, 18724, 20274, 23556, 25506, 28086, 30411, 32918, 35334, 40548, 42129, 43927, 49377, 51012, 56172, 60822, 60853, 65836, 70668, 84258, 87854, 98754, 121644, 121706, 131781, 148131, 168516, 175708, 182559, 197508, 213967, 243412, 263562, 296262, 365118, 395343, 427934, 510229, 527124, 547677, 592524, 641901, 730236, 790686, 855868, 1020458, 1095354, 1283802, 1530687, 1581372, 1925703, 2040916, 2190708, 2567604, 3061374, 3851406, 4592061, 6122748, 6632977, 7702812, 9184122, 13265954, 18368244, 19898931, 26531908, 39797862, 59696793, 79595724, 119393586, 238787172]

約数ペア:

[(1, 238787172), (2, 119393586), (3, 79595724), (4, 59696793), (6, 39797862), (9, 26531908), (12, 19898931), (13, 18368244), (18, 13265954), (26, 9184122), (31, 7702812), (36, 6632977), (39, 6122748), (52, 4592061), (62, 3851406), (78, 3061374), (93, 2567604), (109, 2190708), (117, 2040916), (124, 1925703), (151, 1581372), (156, 1530687), (186, 1283802), (218, 1095354), (234, 1020458), (279, 855868), (302, 790686), (327, 730236), (372, 641901), (403, 592524), (436, 547677), (453, 527124), (468, 510229), (558, 427934), (604, 395343), (654, 365118), (806, 296262), (906, 263562), (981, 243412), (1116, 213967), (1209, 197508), (1308, 182559), (1359, 175708), (1417, 168516), (1612, 148131), (1812, 131781), (1962, 121706), (1963, 121644), (2418, 98754), (2718, 87854), (2834, 84258), (3379, 70668), (3627, 65836), (3924, 60853), (3926, 60822), (4251, 56172), (4681, 51012), (4836, 49377), (5436, 43927), (5668, 42129), (5889, 40548), (6758, 35334), (7254, 32918), (7852, 30411), (8502, 28086), (9362, 25506), (10137, 23556), (11778, 20274), (12753, 18724), (13516, 17667), (14043, 17004), (14508, 16459)]