28679640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21727}}^1$

素因数の和:21752

約数の個数: 64

約数和(自身を含む): 93864960

約数和(自身を除く): 65185320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 21727, 43454, 65181, 86908, 108635, 130362, 173816, 217270, 238997, 260724, 325905, 434540, 477994, 521448, 651810, 716991, 869080, 955988, 1194985, 1303620, 1433982, 1911976, 2389970, 2607240, 2867964, 3584955, 4779940, 5735928, 7169910, 9559880, 14339820, 28679640]

約数ペア:

[(1, 28679640), (2, 14339820), (3, 9559880), (4, 7169910), (5, 5735928), (6, 4779940), (8, 3584955), (10, 2867964), (11, 2607240), (12, 2389970), (15, 1911976), (20, 1433982), (22, 1303620), (24, 1194985), (30, 955988), (33, 869080), (40, 716991), (44, 651810), (55, 521448), (60, 477994), (66, 434540), (88, 325905), (110, 260724), (120, 238997), (132, 217270), (165, 173816), (220, 130362), (264, 108635), (330, 86908), (440, 65181), (660, 43454), (1320, 21727)]