28529820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1601}}^1$

素因数の和:1633

約数の個数: 120

約数和(自身を含む): 97696368

約数和(自身を除く): 69166548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1601, 1620, 1782, 1980, 2970, 3202, 3564, 4455, 4803, 5940, 6404, 8005, 8910, 9606, 14409, 16010, 17611, 17820, 19212, 24015, 28818, 32020, 35222, 43227, 48030, 52833, 57636, 70444, 72045, 86454, 88055, 96060, 105666, 129681, 144090, 158499, 172908, 176110, 211332, 216135, 259362, 264165, 288180, 316998, 352220, 432270, 475497, 518724, 528330, 633996, 648405, 792495, 864540, 950994, 1056660, 1296810, 1426491, 1584990, 1901988, 2377485, 2593620, 2852982, 3169980, 4754970, 5705964, 7132455, 9509940, 14264910, 28529820]

約数ペア:

[(1, 28529820), (2, 14264910), (3, 9509940), (4, 7132455), (5, 5705964), (6, 4754970), (9, 3169980), (10, 2852982), (11, 2593620), (12, 2377485), (15, 1901988), (18, 1584990), (20, 1426491), (22, 1296810), (27, 1056660), (30, 950994), (33, 864540), (36, 792495), (44, 648405), (45, 633996), (54, 528330), (55, 518724), (60, 475497), (66, 432270), (81, 352220), (90, 316998), (99, 288180), (108, 264165), (110, 259362), (132, 216135), (135, 211332), (162, 176110), (165, 172908), (180, 158499), (198, 144090), (220, 129681), (270, 105666), (297, 96060), (324, 88055), (330, 86454), (396, 72045), (405, 70444), (495, 57636), (540, 52833), (594, 48030), (660, 43227), (810, 35222), (891, 32020), (990, 28818), (1188, 24015), (1485, 19212), (1601, 17820), (1620, 17611), (1782, 16010), (1980, 14409), (2970, 9606), (3202, 8910), (3564, 8005), (4455, 6404), (4803, 5940)]