74640960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 224

約数和(自身を含む): 269930880

約数和(自身を除く): 195289920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 163, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 326, 360, 424, 432, 477, 480, 489, 530, 540, 576, 636, 652, 720, 795, 815, 848, 864, 954, 960, 978, 1060, 1080, 1272, 1304, 1431, 1440, 1467, 1590, 1630, 1696, 1728, 1908, 1956, 2120, 2160, 2385, 2445, 2544, 2608, 2862, 2880, 2934, 3180, 3260, 3392, 3816, 3912, 4240, 4320, 4401, 4770, 4890, 5088, 5216, 5724, 5868, 6360, 6520, 7155, 7335, 7632, 7824, 8480, 8639, 8640, 8802, 9540, 9780, 10176, 10432, 11448, 11736, 12720, 13040, 14310, 14670, 15264, 15648, 16960, 17278, 17604, 19080, 19560, 22005, 22896, 23472, 25440, 25917, 26080, 28620, 29340, 30528, 31296, 34556, 35208, 38160, 39120, 43195, 44010, 45792, 46944, 50880, 51834, 52160, 57240, 58680, 69112, 70416, 76320, 77751, 78240, 86390, 88020, 91584, 93888, 103668, 114480, 117360, 129585, 138224, 140832, 152640, 155502, 156480, 172780, 176040, 207336, 228960, 233253, 234720, 259170, 276448, 281664, 311004, 345560, 352080, 388755, 414672, 457920, 466506, 469440, 518340, 552896, 622008, 691120, 704160, 777510, 829344, 933012, 1036680, 1166265, 1244016, 1382240, 1408320, 1555020, 1658688, 1866024, 2073360, 2332530, 2488032, 2764480, 3110040, 3732048, 4146720, 4665060, 4976064, 6220080, 7464096, 8293440, 9330120, 12440160, 14928192, 18660240, 24880320, 37320480, 74640960]

約数ペア:

[(1, 74640960), (2, 37320480), (3, 24880320), (4, 18660240), (5, 14928192), (6, 12440160), (8, 9330120), (9, 8293440), (10, 7464096), (12, 6220080), (15, 4976064), (16, 4665060), (18, 4146720), (20, 3732048), (24, 3110040), (27, 2764480), (30, 2488032), (32, 2332530), (36, 2073360), (40, 1866024), (45, 1658688), (48, 1555020), (53, 1408320), (54, 1382240), (60, 1244016), (64, 1166265), (72, 1036680), (80, 933012), (90, 829344), (96, 777510), (106, 704160), (108, 691120), (120, 622008), (135, 552896), (144, 518340), (159, 469440), (160, 466506), (163, 457920), (180, 414672), (192, 388755), (212, 352080), (216, 345560), (240, 311004), (265, 281664), (270, 276448), (288, 259170), (318, 234720), (320, 233253), (326, 228960), (360, 207336), (424, 176040), (432, 172780), (477, 156480), (480, 155502), (489, 152640), (530, 140832), (540, 138224), (576, 129585), (636, 117360), (652, 114480), (720, 103668), (795, 93888), (815, 91584), (848, 88020), (864, 86390), (954, 78240), (960, 77751), (978, 76320), (1060, 70416), (1080, 69112), (1272, 58680), (1304, 57240), (1431, 52160), (1440, 51834), (1467, 50880), (1590, 46944), (1630, 45792), (1696, 44010), (1728, 43195), (1908, 39120), (1956, 38160), (2120, 35208), (2160, 34556), (2385, 31296), (2445, 30528), (2544, 29340), (2608, 28620), (2862, 26080), (2880, 25917), (2934, 25440), (3180, 23472), (3260, 22896), (3392, 22005), (3816, 19560), (3912, 19080), (4240, 17604), (4320, 17278), (4401, 16960), (4770, 15648), (4890, 15264), (5088, 14670), (5216, 14310), (5724, 13040), (5868, 12720), (6360, 11736), (6520, 11448), (7155, 10432), (7335, 10176), (7632, 9780), (7824, 9540), (8480, 8802), (8639, 8640)]