25920120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3541}}^1$

素因数の和:3616

約数の個数: 64

約数和(自身を含む): 79057440

約数和(自身を除く): 53137320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3541, 3660, 7082, 7320, 10623, 14164, 17705, 21246, 28328, 35410, 42492, 53115, 70820, 84984, 106230, 141640, 212460, 216001, 424920, 432002, 648003, 864004, 1080005, 1296006, 1728008, 2160010, 2592012, 3240015, 4320020, 5184024, 6480030, 8640040, 12960060, 25920120]

約数ペア:

[(1, 25920120), (2, 12960060), (3, 8640040), (4, 6480030), (5, 5184024), (6, 4320020), (8, 3240015), (10, 2592012), (12, 2160010), (15, 1728008), (20, 1296006), (24, 1080005), (30, 864004), (40, 648003), (60, 432002), (61, 424920), (120, 216001), (122, 212460), (183, 141640), (244, 106230), (305, 84984), (366, 70820), (488, 53115), (610, 42492), (732, 35410), (915, 28328), (1220, 21246), (1464, 17705), (1830, 14164), (2440, 10623), (3541, 7320), (3660, 7082)]