221669580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1660

約数の個数: 144

約数和(自身を含む): 718583040

約数和(自身を除く): 496913460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 121, 132, 165, 190, 209, 220, 228, 242, 285, 330, 363, 380, 418, 484, 570, 605, 627, 660, 726, 836, 1045, 1140, 1210, 1254, 1452, 1607, 1815, 2090, 2299, 2420, 2508, 3135, 3214, 3630, 4180, 4598, 4821, 6270, 6428, 6897, 7260, 8035, 9196, 9642, 11495, 12540, 13794, 16070, 17677, 19284, 22990, 24105, 27588, 30533, 32140, 34485, 35354, 45980, 48210, 53031, 61066, 68970, 70708, 88385, 91599, 96420, 106062, 122132, 137940, 152665, 176770, 183198, 194447, 212124, 265155, 305330, 335863, 353540, 366396, 388894, 457995, 530310, 583341, 610660, 671726, 777788, 915990, 972235, 1007589, 1060620, 1166682, 1343452, 1679315, 1831980, 1944470, 2015178, 2333364, 2916705, 3358630, 3694493, 3888940, 4030356, 5037945, 5833410, 6717260, 7388986, 10075890, 11083479, 11666820, 14777972, 18472465, 20151780, 22166958, 36944930, 44333916, 55417395, 73889860, 110834790, 221669580]

約数ペア:

[(1, 221669580), (2, 110834790), (3, 73889860), (4, 55417395), (5, 44333916), (6, 36944930), (10, 22166958), (11, 20151780), (12, 18472465), (15, 14777972), (19, 11666820), (20, 11083479), (22, 10075890), (30, 7388986), (33, 6717260), (38, 5833410), (44, 5037945), (55, 4030356), (57, 3888940), (60, 3694493), (66, 3358630), (76, 2916705), (95, 2333364), (110, 2015178), (114, 1944470), (121, 1831980), (132, 1679315), (165, 1343452), (190, 1166682), (209, 1060620), (220, 1007589), (228, 972235), (242, 915990), (285, 777788), (330, 671726), (363, 610660), (380, 583341), (418, 530310), (484, 457995), (570, 388894), (605, 366396), (627, 353540), (660, 335863), (726, 305330), (836, 265155), (1045, 212124), (1140, 194447), (1210, 183198), (1254, 176770), (1452, 152665), (1607, 137940), (1815, 122132), (2090, 106062), (2299, 96420), (2420, 91599), (2508, 88385), (3135, 70708), (3214, 68970), (3630, 61066), (4180, 53031), (4598, 48210), (4821, 45980), (6270, 35354), (6428, 34485), (6897, 32140), (7260, 30533), (8035, 27588), (9196, 24105), (9642, 22990), (11495, 19284), (12540, 17677), (13794, 16070)]