161567700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:439

約数の個数: 216

約数和(自身を含む): 564026400

約数和(自身を除く): 402458700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 29, 30, 35, 42, 49, 50, 58, 60, 70, 75, 84, 87, 98, 100, 105, 116, 140, 145, 147, 150, 174, 175, 196, 203, 210, 245, 290, 294, 300, 348, 350, 379, 406, 420, 435, 490, 525, 580, 588, 609, 700, 725, 735, 758, 812, 870, 980, 1015, 1050, 1137, 1218, 1225, 1421, 1450, 1470, 1516, 1740, 1895, 2030, 2100, 2175, 2274, 2436, 2450, 2653, 2842, 2900, 2940, 3045, 3675, 3790, 4060, 4263, 4350, 4548, 4900, 5075, 5306, 5684, 5685, 6090, 7105, 7350, 7580, 7959, 8526, 8700, 9475, 10150, 10612, 10991, 11370, 12180, 13265, 14210, 14700, 15225, 15918, 17052, 18571, 18950, 20300, 21315, 21982, 22740, 26530, 28420, 28425, 30450, 31836, 32973, 35525, 37142, 37900, 39795, 42630, 43964, 53060, 54955, 55713, 56850, 60900, 65946, 66325, 71050, 74284, 76937, 79590, 85260, 92855, 106575, 109910, 111426, 113700, 131892, 132650, 142100, 153874, 159180, 164865, 185710, 198975, 213150, 219820, 222852, 230811, 265300, 274775, 278565, 307748, 329730, 371420, 384685, 397950, 426300, 461622, 464275, 538559, 549550, 557130, 659460, 769370, 795900, 824325, 923244, 928550, 1077118, 1099100, 1114260, 1154055, 1392825, 1538740, 1615677, 1648650, 1857100, 1923425, 2154236, 2308110, 2692795, 2785650, 3231354, 3297300, 3846850, 4616220, 5385590, 5571300, 5770275, 6462708, 7693700, 8078385, 10771180, 11540550, 13463975, 16156770, 23081100, 26927950, 32313540, 40391925, 53855900, 80783850, 161567700]

約数ペア:

[(1, 161567700), (2, 80783850), (3, 53855900), (4, 40391925), (5, 32313540), (6, 26927950), (7, 23081100), (10, 16156770), (12, 13463975), (14, 11540550), (15, 10771180), (20, 8078385), (21, 7693700), (25, 6462708), (28, 5770275), (29, 5571300), (30, 5385590), (35, 4616220), (42, 3846850), (49, 3297300), (50, 3231354), (58, 2785650), (60, 2692795), (70, 2308110), (75, 2154236), (84, 1923425), (87, 1857100), (98, 1648650), (100, 1615677), (105, 1538740), (116, 1392825), (140, 1154055), (145, 1114260), (147, 1099100), (150, 1077118), (174, 928550), (175, 923244), (196, 824325), (203, 795900), (210, 769370), (245, 659460), (290, 557130), (294, 549550), (300, 538559), (348, 464275), (350, 461622), (379, 426300), (406, 397950), (420, 384685), (435, 371420), (490, 329730), (525, 307748), (580, 278565), (588, 274775), (609, 265300), (700, 230811), (725, 222852), (735, 219820), (758, 213150), (812, 198975), (870, 185710), (980, 164865), (1015, 159180), (1050, 153874), (1137, 142100), (1218, 132650), (1225, 131892), (1421, 113700), (1450, 111426), (1470, 109910), (1516, 106575), (1740, 92855), (1895, 85260), (2030, 79590), (2100, 76937), (2175, 74284), (2274, 71050), (2436, 66325), (2450, 65946), (2653, 60900), (2842, 56850), (2900, 55713), (2940, 54955), (3045, 53060), (3675, 43964), (3790, 42630), (4060, 39795), (4263, 37900), (4350, 37142), (4548, 35525), (4900, 32973), (5075, 31836), (5306, 30450), (5684, 28425), (5685, 28420), (6090, 26530), (7105, 22740), (7350, 21982), (7580, 21315), (7959, 20300), (8526, 18950), (8700, 18571), (9475, 17052), (10150, 15918), (10612, 15225), (10991, 14700), (11370, 14210), (12180, 13265)]