164538920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2659}}^1$

素因数の和:2707

約数の個数: 128

約数和(自身を含む): 482630400

約数和(自身を除く): 318091480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 119, 130, 136, 140, 170, 182, 221, 238, 260, 280, 340, 364, 442, 455, 476, 520, 595, 680, 728, 884, 910, 952, 1105, 1190, 1547, 1768, 1820, 2210, 2380, 2659, 3094, 3640, 4420, 4760, 5318, 6188, 7735, 8840, 10636, 12376, 13295, 15470, 18613, 21272, 26590, 30940, 34567, 37226, 45203, 53180, 61880, 69134, 74452, 90406, 93065, 106360, 138268, 148904, 172835, 180812, 186130, 226015, 241969, 276536, 316421, 345670, 361624, 372260, 452030, 483938, 587639, 632842, 691340, 744520, 904060, 967876, 1175278, 1209845, 1265684, 1382680, 1582105, 1808120, 1935752, 2350556, 2419690, 2531368, 2938195, 3164210, 4113473, 4701112, 4839380, 5876390, 6328420, 8226946, 9678760, 11752780, 12656840, 16453892, 20567365, 23505560, 32907784, 41134730, 82269460, 164538920]

約数ペア:

[(1, 164538920), (2, 82269460), (4, 41134730), (5, 32907784), (7, 23505560), (8, 20567365), (10, 16453892), (13, 12656840), (14, 11752780), (17, 9678760), (20, 8226946), (26, 6328420), (28, 5876390), (34, 4839380), (35, 4701112), (40, 4113473), (52, 3164210), (56, 2938195), (65, 2531368), (68, 2419690), (70, 2350556), (85, 1935752), (91, 1808120), (104, 1582105), (119, 1382680), (130, 1265684), (136, 1209845), (140, 1175278), (170, 967876), (182, 904060), (221, 744520), (238, 691340), (260, 632842), (280, 587639), (340, 483938), (364, 452030), (442, 372260), (455, 361624), (476, 345670), (520, 316421), (595, 276536), (680, 241969), (728, 226015), (884, 186130), (910, 180812), (952, 172835), (1105, 148904), (1190, 138268), (1547, 106360), (1768, 93065), (1820, 90406), (2210, 74452), (2380, 69134), (2659, 61880), (3094, 53180), (3640, 45203), (4420, 37226), (4760, 34567), (5318, 30940), (6188, 26590), (7735, 21272), (8840, 18613), (10636, 15470), (12376, 13295)]