161354760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:196

約数の個数: 256

約数和(自身を含む): 582819840

約数和(自身を除く): 421465080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 61, 67, 70, 84, 94, 105, 120, 122, 134, 140, 141, 168, 183, 188, 201, 210, 235, 244, 268, 280, 282, 305, 329, 335, 366, 376, 402, 420, 427, 469, 470, 488, 536, 564, 610, 658, 670, 705, 732, 804, 840, 854, 915, 938, 940, 987, 1005, 1128, 1220, 1281, 1316, 1340, 1407, 1410, 1464, 1608, 1645, 1708, 1830, 1876, 1880, 1974, 2010, 2135, 2345, 2440, 2562, 2632, 2680, 2814, 2820, 2867, 3149, 3290, 3416, 3660, 3752, 3948, 4020, 4087, 4270, 4690, 4935, 5124, 5628, 5640, 5734, 6298, 6405, 6580, 7035, 7320, 7896, 8040, 8174, 8540, 8601, 9380, 9447, 9870, 10248, 11256, 11468, 12261, 12596, 12810, 13160, 14070, 14335, 15745, 16348, 17080, 17202, 18760, 18894, 19740, 20069, 20435, 22043, 22936, 24522, 25192, 25620, 28140, 28609, 28670, 31490, 32696, 34404, 37788, 39480, 40138, 40870, 43005, 44086, 47235, 49044, 51240, 56280, 57218, 57340, 60207, 61305, 62980, 66129, 68808, 75576, 80276, 81740, 85827, 86010, 88172, 94470, 98088, 100345, 110215, 114436, 114680, 120414, 122610, 125960, 132258, 143045, 160552, 163480, 171654, 172020, 176344, 188940, 192089, 200690, 220430, 228872, 240828, 245220, 264516, 286090, 301035, 330645, 343308, 344040, 377880, 384178, 401380, 429135, 440860, 481656, 490440, 529032, 572180, 576267, 602070, 661290, 686616, 768356, 802760, 858270, 881720, 960445, 1144360, 1152534, 1204140, 1322580, 1344623, 1536712, 1716540, 1920890, 2305068, 2408280, 2645160, 2689246, 2881335, 3433080, 3841780, 4033869, 4610136, 5378492, 5762670, 6723115, 7683560, 8067738, 10756984, 11525340, 13446230, 16135476, 20169345, 23050680, 26892460, 32270952, 40338690, 53784920, 80677380, 161354760]

約数ペア:

[(1, 161354760), (2, 80677380), (3, 53784920), (4, 40338690), (5, 32270952), (6, 26892460), (7, 23050680), (8, 20169345), (10, 16135476), (12, 13446230), (14, 11525340), (15, 10756984), (20, 8067738), (21, 7683560), (24, 6723115), (28, 5762670), (30, 5378492), (35, 4610136), (40, 4033869), (42, 3841780), (47, 3433080), (56, 2881335), (60, 2689246), (61, 2645160), (67, 2408280), (70, 2305068), (84, 1920890), (94, 1716540), (105, 1536712), (120, 1344623), (122, 1322580), (134, 1204140), (140, 1152534), (141, 1144360), (168, 960445), (183, 881720), (188, 858270), (201, 802760), (210, 768356), (235, 686616), (244, 661290), (268, 602070), (280, 576267), (282, 572180), (305, 529032), (329, 490440), (335, 481656), (366, 440860), (376, 429135), (402, 401380), (420, 384178), (427, 377880), (469, 344040), (470, 343308), (488, 330645), (536, 301035), (564, 286090), (610, 264516), (658, 245220), (670, 240828), (705, 228872), (732, 220430), (804, 200690), (840, 192089), (854, 188940), (915, 176344), (938, 172020), (940, 171654), (987, 163480), (1005, 160552), (1128, 143045), (1220, 132258), (1281, 125960), (1316, 122610), (1340, 120414), (1407, 114680), (1410, 114436), (1464, 110215), (1608, 100345), (1645, 98088), (1708, 94470), (1830, 88172), (1876, 86010), (1880, 85827), (1974, 81740), (2010, 80276), (2135, 75576), (2345, 68808), (2440, 66129), (2562, 62980), (2632, 61305), (2680, 60207), (2814, 57340), (2820, 57218), (2867, 56280), (3149, 51240), (3290, 49044), (3416, 47235), (3660, 44086), (3752, 43005), (3948, 40870), (4020, 40138), (4087, 39480), (4270, 37788), (4690, 34404), (4935, 32696), (5124, 31490), (5628, 28670), (5640, 28609), (5734, 28140), (6298, 25620), (6405, 25192), (6580, 24522), (7035, 22936), (7320, 22043), (7896, 20435), (8040, 20069), (8174, 19740), (8540, 18894), (8601, 18760), (9380, 17202), (9447, 17080), (9870, 16348), (10248, 15745), (11256, 14335), (11468, 14070), (12261, 13160), (12596, 12810)]