55897240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 156362400

約数和(自身を除く): 100465160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 79, 95, 98, 133, 140, 152, 158, 190, 196, 245, 266, 280, 316, 361, 380, 392, 395, 490, 532, 553, 632, 665, 722, 760, 790, 931, 980, 1064, 1106, 1330, 1444, 1501, 1580, 1805, 1862, 1960, 2212, 2527, 2660, 2765, 2888, 3002, 3160, 3610, 3724, 3871, 4424, 4655, 5054, 5320, 5530, 6004, 7220, 7448, 7505, 7742, 9310, 10108, 10507, 11060, 12008, 12635, 14440, 15010, 15484, 17689, 18620, 19355, 20216, 21014, 22120, 25270, 28519, 30020, 30968, 35378, 37240, 38710, 42028, 50540, 52535, 57038, 60040, 70756, 73549, 77420, 84056, 88445, 101080, 105070, 114076, 141512, 142595, 147098, 154840, 176890, 199633, 210140, 228152, 285190, 294196, 353780, 367745, 399266, 420280, 570380, 588392, 707560, 735490, 798532, 998165, 1140760, 1397431, 1470980, 1597064, 1996330, 2794862, 2941960, 3992660, 5589724, 6987155, 7985320, 11179448, 13974310, 27948620, 55897240]

約数ペア:

[(1, 55897240), (2, 27948620), (4, 13974310), (5, 11179448), (7, 7985320), (8, 6987155), (10, 5589724), (14, 3992660), (19, 2941960), (20, 2794862), (28, 1996330), (35, 1597064), (38, 1470980), (40, 1397431), (49, 1140760), (56, 998165), (70, 798532), (76, 735490), (79, 707560), (95, 588392), (98, 570380), (133, 420280), (140, 399266), (152, 367745), (158, 353780), (190, 294196), (196, 285190), (245, 228152), (266, 210140), (280, 199633), (316, 176890), (361, 154840), (380, 147098), (392, 142595), (395, 141512), (490, 114076), (532, 105070), (553, 101080), (632, 88445), (665, 84056), (722, 77420), (760, 73549), (790, 70756), (931, 60040), (980, 57038), (1064, 52535), (1106, 50540), (1330, 42028), (1444, 38710), (1501, 37240), (1580, 35378), (1805, 30968), (1862, 30020), (1960, 28519), (2212, 25270), (2527, 22120), (2660, 21014), (2765, 20216), (2888, 19355), (3002, 18620), (3160, 17689), (3610, 15484), (3724, 15010), (3871, 14440), (4424, 12635), (4655, 12008), (5054, 11060), (5320, 10507), (5530, 10108), (6004, 9310), (7220, 7742), (7448, 7505)]