161213760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 224

約数和(自身を含む): 582289920

約数和(自身を除く): 421076160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 90, 94, 96, 108, 120, 135, 141, 144, 160, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 360, 376, 397, 423, 432, 470, 480, 540, 564, 576, 705, 720, 752, 794, 846, 864, 940, 960, 1080, 1128, 1191, 1269, 1410, 1440, 1504, 1588, 1692, 1728, 1880, 1985, 2115, 2160, 2256, 2382, 2538, 2820, 2880, 3008, 3176, 3384, 3573, 3760, 3970, 4230, 4320, 4512, 4764, 5076, 5640, 5955, 6345, 6352, 6768, 7146, 7520, 7940, 8460, 8640, 9024, 9528, 10152, 10719, 11280, 11910, 12690, 12704, 13536, 14292, 15040, 15880, 16920, 17865, 18659, 19056, 20304, 21438, 22560, 23820, 25380, 25408, 27072, 28584, 31760, 33840, 35730, 37318, 38112, 40608, 42876, 45120, 47640, 50760, 53595, 55977, 57168, 63520, 67680, 71460, 74636, 76224, 81216, 85752, 93295, 95280, 101520, 107190, 111954, 114336, 127040, 135360, 142920, 149272, 167931, 171504, 186590, 190560, 203040, 214380, 223908, 228672, 279885, 285840, 298544, 335862, 343008, 373180, 381120, 406080, 428760, 447816, 503793, 559770, 571680, 597088, 671724, 686016, 746360, 839655, 857520, 895632, 1007586, 1119540, 1143360, 1194176, 1343448, 1492720, 1679310, 1715040, 1791264, 2015172, 2239080, 2518965, 2686896, 2985440, 3358620, 3430080, 3582528, 4030344, 4478160, 5037930, 5373792, 5970880, 6717240, 8060688, 8956320, 10075860, 10747584, 13434480, 16121376, 17912640, 20151720, 26868960, 32242752, 40303440, 53737920, 80606880, 161213760]

約数ペア:

[(1, 161213760), (2, 80606880), (3, 53737920), (4, 40303440), (5, 32242752), (6, 26868960), (8, 20151720), (9, 17912640), (10, 16121376), (12, 13434480), (15, 10747584), (16, 10075860), (18, 8956320), (20, 8060688), (24, 6717240), (27, 5970880), (30, 5373792), (32, 5037930), (36, 4478160), (40, 4030344), (45, 3582528), (47, 3430080), (48, 3358620), (54, 2985440), (60, 2686896), (64, 2518965), (72, 2239080), (80, 2015172), (90, 1791264), (94, 1715040), (96, 1679310), (108, 1492720), (120, 1343448), (135, 1194176), (141, 1143360), (144, 1119540), (160, 1007586), (180, 895632), (188, 857520), (192, 839655), (216, 746360), (235, 686016), (240, 671724), (270, 597088), (282, 571680), (288, 559770), (320, 503793), (360, 447816), (376, 428760), (397, 406080), (423, 381120), (432, 373180), (470, 343008), (480, 335862), (540, 298544), (564, 285840), (576, 279885), (705, 228672), (720, 223908), (752, 214380), (794, 203040), (846, 190560), (864, 186590), (940, 171504), (960, 167931), (1080, 149272), (1128, 142920), (1191, 135360), (1269, 127040), (1410, 114336), (1440, 111954), (1504, 107190), (1588, 101520), (1692, 95280), (1728, 93295), (1880, 85752), (1985, 81216), (2115, 76224), (2160, 74636), (2256, 71460), (2382, 67680), (2538, 63520), (2820, 57168), (2880, 55977), (3008, 53595), (3176, 50760), (3384, 47640), (3573, 45120), (3760, 42876), (3970, 40608), (4230, 38112), (4320, 37318), (4512, 35730), (4764, 33840), (5076, 31760), (5640, 28584), (5955, 27072), (6345, 25408), (6352, 25380), (6768, 23820), (7146, 22560), (7520, 21438), (7940, 20304), (8460, 19056), (8640, 18659), (9024, 17865), (9528, 16920), (10152, 15880), (10719, 15040), (11280, 14292), (11910, 13536), (12690, 12704)]