155727840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 505404144

約数和(自身を除く): 349676304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 80, 82, 96, 120, 123, 160, 164, 193, 205, 240, 246, 328, 386, 410, 480, 492, 579, 615, 656, 772, 820, 965, 984, 1158, 1230, 1312, 1544, 1640, 1681, 1930, 1968, 2316, 2460, 2895, 3088, 3280, 3362, 3860, 3936, 4632, 4920, 5043, 5790, 6176, 6560, 6724, 7720, 7913, 8405, 9264, 9840, 10086, 11580, 13448, 15440, 15826, 16810, 18528, 19680, 20172, 23160, 23739, 25215, 26896, 30880, 31652, 33620, 39565, 40344, 46320, 47478, 50430, 53792, 63304, 67240, 79130, 80688, 92640, 94956, 100860, 118695, 126608, 134480, 158260, 161376, 189912, 201720, 237390, 253216, 268960, 316520, 324433, 379824, 403440, 474780, 633040, 648866, 759648, 806880, 949560, 973299, 1266080, 1297732, 1622165, 1899120, 1946598, 2595464, 3244330, 3798240, 3893196, 4866495, 5190928, 6488660, 7786392, 9732990, 10381856, 12977320, 15572784, 19465980, 25954640, 31145568, 38931960, 51909280, 77863920, 155727840]

約数ペア:

[(1, 155727840), (2, 77863920), (3, 51909280), (4, 38931960), (5, 31145568), (6, 25954640), (8, 19465980), (10, 15572784), (12, 12977320), (15, 10381856), (16, 9732990), (20, 7786392), (24, 6488660), (30, 5190928), (32, 4866495), (40, 3893196), (41, 3798240), (48, 3244330), (60, 2595464), (80, 1946598), (82, 1899120), (96, 1622165), (120, 1297732), (123, 1266080), (160, 973299), (164, 949560), (193, 806880), (205, 759648), (240, 648866), (246, 633040), (328, 474780), (386, 403440), (410, 379824), (480, 324433), (492, 316520), (579, 268960), (615, 253216), (656, 237390), (772, 201720), (820, 189912), (965, 161376), (984, 158260), (1158, 134480), (1230, 126608), (1312, 118695), (1544, 100860), (1640, 94956), (1681, 92640), (1930, 80688), (1968, 79130), (2316, 67240), (2460, 63304), (2895, 53792), (3088, 50430), (3280, 47478), (3362, 46320), (3860, 40344), (3936, 39565), (4632, 33620), (4920, 31652), (5043, 30880), (5790, 26896), (6176, 25215), (6560, 23739), (6724, 23160), (7720, 20172), (7913, 19680), (8405, 18528), (9264, 16810), (9840, 15826), (10086, 15440), (11580, 13448)]