15964920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:805

約数の個数: 96

約数和(自身を含む): 52809120

約数和(自身を除く): 36844200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 727, 732, 915, 1098, 1220, 1454, 1464, 1830, 2181, 2196, 2440, 2745, 2908, 3635, 3660, 4362, 4392, 5490, 5816, 6543, 7270, 7320, 8724, 10905, 10980, 13086, 14540, 17448, 21810, 21960, 26172, 29080, 32715, 43620, 44347, 52344, 65430, 87240, 88694, 130860, 133041, 177388, 221735, 261720, 266082, 354776, 399123, 443470, 532164, 665205, 798246, 886940, 1064328, 1330410, 1596492, 1773880, 1995615, 2660820, 3192984, 3991230, 5321640, 7982460, 15964920]

約数ペア:

[(1, 15964920), (2, 7982460), (3, 5321640), (4, 3991230), (5, 3192984), (6, 2660820), (8, 1995615), (9, 1773880), (10, 1596492), (12, 1330410), (15, 1064328), (18, 886940), (20, 798246), (24, 665205), (30, 532164), (36, 443470), (40, 399123), (45, 354776), (60, 266082), (61, 261720), (72, 221735), (90, 177388), (120, 133041), (122, 130860), (180, 88694), (183, 87240), (244, 65430), (305, 52344), (360, 44347), (366, 43620), (488, 32715), (549, 29080), (610, 26172), (727, 21960), (732, 21810), (915, 17448), (1098, 14540), (1220, 13086), (1454, 10980), (1464, 10905), (1830, 8724), (2181, 7320), (2196, 7270), (2440, 6543), (2745, 5816), (2908, 5490), (3635, 4392), (3660, 4362)]