123735220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 315544320

約数和(自身を除く): 191809100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 181, 190, 257, 266, 362, 380, 514, 532, 665, 724, 905, 1028, 1267, 1285, 1330, 1799, 1810, 2534, 2570, 2660, 3439, 3598, 3620, 4883, 5068, 5140, 6335, 6878, 7196, 8995, 9766, 12670, 13756, 17195, 17990, 19532, 24073, 24415, 25340, 34181, 34390, 35980, 46517, 48146, 48830, 68362, 68780, 93034, 96292, 97660, 120365, 136724, 170905, 186068, 232585, 240730, 325619, 341810, 465170, 481460, 651238, 683620, 883823, 930340, 1302476, 1628095, 1767646, 3256190, 3535292, 4419115, 6186761, 6512380, 8838230, 12373522, 17676460, 24747044, 30933805, 61867610, 123735220]

約数ペア:

[(1, 123735220), (2, 61867610), (4, 30933805), (5, 24747044), (7, 17676460), (10, 12373522), (14, 8838230), (19, 6512380), (20, 6186761), (28, 4419115), (35, 3535292), (38, 3256190), (70, 1767646), (76, 1628095), (95, 1302476), (133, 930340), (140, 883823), (181, 683620), (190, 651238), (257, 481460), (266, 465170), (362, 341810), (380, 325619), (514, 240730), (532, 232585), (665, 186068), (724, 170905), (905, 136724), (1028, 120365), (1267, 97660), (1285, 96292), (1330, 93034), (1799, 68780), (1810, 68362), (2534, 48830), (2570, 48146), (2660, 46517), (3439, 35980), (3598, 34390), (3620, 34181), (4883, 25340), (5068, 24415), (5140, 24073), (6335, 19532), (6878, 17990), (7196, 17195), (8995, 13756), (9766, 12670)]