2480040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^2$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 8158410

約数和(自身を除く): 5678370

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 249, 332, 360, 415, 498, 664, 747, 830, 996, 1245, 1494, 1660, 1992, 2490, 2988, 3320, 3735, 4980, 5976, 6889, 7470, 9960, 13778, 14940, 20667, 27556, 29880, 34445, 41334, 55112, 62001, 68890, 82668, 103335, 124002, 137780, 165336, 206670, 248004, 275560, 310005, 413340, 496008, 620010, 826680, 1240020, 2480040]

約数ペア:

[(1, 2480040), (2, 1240020), (3, 826680), (4, 620010), (5, 496008), (6, 413340), (8, 310005), (9, 275560), (10, 248004), (12, 206670), (15, 165336), (18, 137780), (20, 124002), (24, 103335), (30, 82668), (36, 68890), (40, 62001), (45, 55112), (60, 41334), (72, 34445), (83, 29880), (90, 27556), (120, 20667), (166, 14940), (180, 13778), (249, 9960), (332, 7470), (360, 6889), (415, 5976), (498, 4980), (664, 3735), (747, 3320), (830, 2988), (996, 2490), (1245, 1992), (1494, 1660)]