161503440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:657

約数の個数: 160

約数和(自身を含む): 575963136

約数和(自身を除く): 414459696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 251, 280, 336, 383, 420, 502, 560, 753, 766, 840, 1004, 1149, 1255, 1506, 1532, 1680, 1757, 1915, 2008, 2298, 2510, 2681, 3012, 3064, 3514, 3765, 3830, 4016, 4596, 5020, 5271, 5362, 5745, 6024, 6128, 7028, 7530, 7660, 8043, 8785, 9192, 10040, 10542, 10724, 11490, 12048, 13405, 14056, 15060, 15320, 16086, 17570, 18384, 20080, 21084, 21448, 22980, 26355, 26810, 28112, 30120, 30640, 32172, 35140, 40215, 42168, 42896, 45960, 52710, 53620, 60240, 64344, 70280, 80430, 84336, 91920, 96133, 105420, 107240, 128688, 140560, 160860, 192266, 210840, 214480, 288399, 321720, 384532, 421680, 480665, 576798, 643440, 672931, 769064, 961330, 1153596, 1345862, 1441995, 1538128, 1922660, 2018793, 2307192, 2691724, 2883990, 3364655, 3845320, 4037586, 4614384, 5383448, 5767980, 6729310, 7690640, 8075172, 10093965, 10766896, 11535960, 13458620, 16150344, 20187930, 23071920, 26917240, 32300688, 40375860, 53834480, 80751720, 161503440]

約数ペア:

[(1, 161503440), (2, 80751720), (3, 53834480), (4, 40375860), (5, 32300688), (6, 26917240), (7, 23071920), (8, 20187930), (10, 16150344), (12, 13458620), (14, 11535960), (15, 10766896), (16, 10093965), (20, 8075172), (21, 7690640), (24, 6729310), (28, 5767980), (30, 5383448), (35, 4614384), (40, 4037586), (42, 3845320), (48, 3364655), (56, 2883990), (60, 2691724), (70, 2307192), (80, 2018793), (84, 1922660), (105, 1538128), (112, 1441995), (120, 1345862), (140, 1153596), (168, 961330), (210, 769064), (240, 672931), (251, 643440), (280, 576798), (336, 480665), (383, 421680), (420, 384532), (502, 321720), (560, 288399), (753, 214480), (766, 210840), (840, 192266), (1004, 160860), (1149, 140560), (1255, 128688), (1506, 107240), (1532, 105420), (1680, 96133), (1757, 91920), (1915, 84336), (2008, 80430), (2298, 70280), (2510, 64344), (2681, 60240), (3012, 53620), (3064, 52710), (3514, 45960), (3765, 42896), (3830, 42168), (4016, 40215), (4596, 35140), (5020, 32172), (5271, 30640), (5362, 30120), (5745, 28112), (6024, 26810), (6128, 26355), (7028, 22980), (7530, 21448), (7660, 21084), (8043, 20080), (8785, 18384), (9192, 17570), (10040, 16086), (10542, 15320), (10724, 15060), (11490, 14056), (12048, 13405)]