164709120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:810

約数の個数: 144

約数和(自身を含む): 535691520

約数和(自身を除く): 370982400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 256, 295, 320, 354, 384, 472, 480, 590, 640, 708, 727, 768, 885, 944, 960, 1180, 1280, 1416, 1454, 1770, 1888, 1920, 2181, 2360, 2832, 2908, 3540, 3635, 3776, 3840, 4362, 4720, 5664, 5816, 7080, 7270, 7552, 8724, 9440, 10905, 11328, 11632, 14160, 14540, 15104, 17448, 18880, 21810, 22656, 23264, 28320, 29080, 34896, 37760, 42893, 43620, 45312, 46528, 56640, 58160, 69792, 75520, 85786, 87240, 93056, 113280, 116320, 128679, 139584, 171572, 174480, 186112, 214465, 226560, 232640, 257358, 279168, 343144, 348960, 428930, 465280, 514716, 558336, 643395, 686288, 697920, 857860, 930560, 1029432, 1286790, 1372576, 1395840, 1715720, 2058864, 2573580, 2745152, 2791680, 3431440, 4117728, 5147160, 5490304, 6862880, 8235456, 10294320, 10980608, 13725760, 16470912, 20588640, 27451520, 32941824, 41177280, 54903040, 82354560, 164709120]

約数ペア:

[(1, 164709120), (2, 82354560), (3, 54903040), (4, 41177280), (5, 32941824), (6, 27451520), (8, 20588640), (10, 16470912), (12, 13725760), (15, 10980608), (16, 10294320), (20, 8235456), (24, 6862880), (30, 5490304), (32, 5147160), (40, 4117728), (48, 3431440), (59, 2791680), (60, 2745152), (64, 2573580), (80, 2058864), (96, 1715720), (118, 1395840), (120, 1372576), (128, 1286790), (160, 1029432), (177, 930560), (192, 857860), (236, 697920), (240, 686288), (256, 643395), (295, 558336), (320, 514716), (354, 465280), (384, 428930), (472, 348960), (480, 343144), (590, 279168), (640, 257358), (708, 232640), (727, 226560), (768, 214465), (885, 186112), (944, 174480), (960, 171572), (1180, 139584), (1280, 128679), (1416, 116320), (1454, 113280), (1770, 93056), (1888, 87240), (1920, 85786), (2181, 75520), (2360, 69792), (2832, 58160), (2908, 56640), (3540, 46528), (3635, 45312), (3776, 43620), (3840, 42893), (4362, 37760), (4720, 34896), (5664, 29080), (5816, 28320), (7080, 23264), (7270, 22656), (7552, 21810), (8724, 18880), (9440, 17448), (10905, 15104), (11328, 14540), (11632, 14160)]