147991760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2033

約数の個数: 120

約数和(自身を含む): 421535520

約数和(自身を除く): 273543760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 665, 760, 784, 931, 980, 1064, 1330, 1520, 1862, 1960, 1987, 2128, 2660, 3724, 3920, 3974, 4655, 5320, 7448, 7948, 9310, 9935, 10640, 13909, 14896, 15896, 18620, 19870, 27818, 31792, 37240, 37753, 39740, 55636, 69545, 74480, 75506, 79480, 97363, 111272, 139090, 151012, 158960, 188765, 194726, 222544, 264271, 278180, 302024, 377530, 389452, 486815, 528542, 556360, 604048, 755060, 778904, 973630, 1057084, 1112720, 1321355, 1510120, 1557808, 1849897, 1947260, 2114168, 2642710, 3020240, 3699794, 3894520, 4228336, 5285420, 7399588, 7789040, 9249485, 10570840, 14799176, 18498970, 21141680, 29598352, 36997940, 73995880, 147991760]

約数ペア:

[(1, 147991760), (2, 73995880), (4, 36997940), (5, 29598352), (7, 21141680), (8, 18498970), (10, 14799176), (14, 10570840), (16, 9249485), (19, 7789040), (20, 7399588), (28, 5285420), (35, 4228336), (38, 3894520), (40, 3699794), (49, 3020240), (56, 2642710), (70, 2114168), (76, 1947260), (80, 1849897), (95, 1557808), (98, 1510120), (112, 1321355), (133, 1112720), (140, 1057084), (152, 973630), (190, 778904), (196, 755060), (245, 604048), (266, 556360), (280, 528542), (304, 486815), (380, 389452), (392, 377530), (490, 302024), (532, 278180), (560, 264271), (665, 222544), (760, 194726), (784, 188765), (931, 158960), (980, 151012), (1064, 139090), (1330, 111272), (1520, 97363), (1862, 79480), (1960, 75506), (1987, 74480), (2128, 69545), (2660, 55636), (3724, 39740), (3920, 37753), (3974, 37240), (4655, 31792), (5320, 27818), (7448, 19870), (7948, 18620), (9310, 15896), (9935, 14896), (10640, 13909)]