161651700

素因数分解:

$2^2\times 3^4\times 5^2\times 7^1\times {\mathrm{2851}}^1$

素因数の和:2884

約数の個数: 180

約数和(自身を含む): 599079712

約数和(自身を除く): 437428012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 81, 84, 90, 100, 105, 108, 126, 135, 140, 150, 162, 175, 180, 189, 210, 225, 252, 270, 300, 315, 324, 350, 378, 405, 420, 450, 525, 540, 567, 630, 675, 700, 756, 810, 900, 945, 1050, 1134, 1260, 1350, 1575, 1620, 1890, 2025, 2100, 2268, 2700, 2835, 2851, 3150, 3780, 4050, 4725, 5670, 5702, 6300, 8100, 8553, 9450, 11340, 11404, 14175, 14255, 17106, 18900, 19957, 25659, 28350, 28510, 34212, 39914, 42765, 51318, 56700, 57020, 59871, 71275, 76977, 79828, 85530, 99785, 102636, 119742, 128295, 142550, 153954, 171060, 179613, 199570, 213825, 230931, 239484, 256590, 285100, 299355, 307908, 359226, 384885, 399140, 427650, 461862, 498925, 513180, 538839, 598710, 641475, 718452, 769770, 855300, 898065, 923724, 997850, 1077678, 1154655, 1197420, 1282950, 1496775, 1539540, 1616517, 1796130, 1924425, 1995700, 2155356, 2309310, 2565900, 2694195, 2993550, 3233034, 3592260, 3848850, 4490325, 4618620, 5388390, 5773275, 5987100, 6466068, 7697700, 8082585, 8980650, 10776780, 11546550, 13470975, 16165170, 17961300, 23093100, 26941950, 32330340, 40412925, 53883900, 80825850, 161651700]

約数ペア:

[(1, 161651700), (2, 80825850), (3, 53883900), (4, 40412925), (5, 32330340), (6, 26941950), (7, 23093100), (9, 17961300), (10, 16165170), (12, 13470975), (14, 11546550), (15, 10776780), (18, 8980650), (20, 8082585), (21, 7697700), (25, 6466068), (27, 5987100), (28, 5773275), (30, 5388390), (35, 4618620), (36, 4490325), (42, 3848850), (45, 3592260), (50, 3233034), (54, 2993550), (60, 2694195), (63, 2565900), (70, 2309310), (75, 2155356), (81, 1995700), (84, 1924425), (90, 1796130), (100, 1616517), (105, 1539540), (108, 1496775), (126, 1282950), (135, 1197420), (140, 1154655), (150, 1077678), (162, 997850), (175, 923724), (180, 898065), (189, 855300), (210, 769770), (225, 718452), (252, 641475), (270, 598710), (300, 538839), (315, 513180), (324, 498925), (350, 461862), (378, 427650), (405, 399140), (420, 384885), (450, 359226), (525, 307908), (540, 299355), (567, 285100), (630, 256590), (675, 239484), (700, 230931), (756, 213825), (810, 199570), (900, 179613), (945, 171060), (1050, 153954), (1134, 142550), (1260, 128295), (1350, 119742), (1575, 102636), (1620, 99785), (1890, 85530), (2025, 79828), (2100, 76977), (2268, 71275), (2700, 59871), (2835, 57020), (2851, 56700), (3150, 51318), (3780, 42765), (4050, 39914), (4725, 34212), (5670, 28510), (5702, 28350), (6300, 25659), (8100, 19957), (8553, 18900), (9450, 17106), (11340, 14255), (11404, 14175)]