18640050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 55413120

約数和(自身を除く): 36773070

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 25, 26, 30, 33, 39, 50, 55, 65, 66, 75, 78, 79, 110, 121, 130, 143, 150, 158, 165, 195, 237, 242, 275, 286, 325, 330, 363, 390, 395, 429, 474, 550, 605, 650, 715, 726, 790, 825, 858, 869, 975, 1027, 1185, 1210, 1430, 1573, 1650, 1738, 1815, 1950, 1975, 2054, 2145, 2370, 2607, 3025, 3081, 3146, 3575, 3630, 3950, 4290, 4345, 4719, 5135, 5214, 5925, 6050, 6162, 7150, 7865, 8690, 9075, 9438, 9559, 10270, 10725, 11297, 11850, 13035, 15405, 15730, 18150, 19118, 21450, 21725, 22594, 23595, 25675, 26070, 28677, 30810, 33891, 39325, 43450, 47190, 47795, 51350, 56485, 57354, 65175, 67782, 77025, 78650, 95590, 112970, 117975, 124267, 130350, 143385, 154050, 169455, 235950, 238975, 248534, 282425, 286770, 338910, 372801, 477950, 564850, 621335, 716925, 745602, 847275, 1242670, 1433850, 1694550, 1864005, 3106675, 3728010, 6213350, 9320025, 18640050]

約数ペア:

[(1, 18640050), (2, 9320025), (3, 6213350), (5, 3728010), (6, 3106675), (10, 1864005), (11, 1694550), (13, 1433850), (15, 1242670), (22, 847275), (25, 745602), (26, 716925), (30, 621335), (33, 564850), (39, 477950), (50, 372801), (55, 338910), (65, 286770), (66, 282425), (75, 248534), (78, 238975), (79, 235950), (110, 169455), (121, 154050), (130, 143385), (143, 130350), (150, 124267), (158, 117975), (165, 112970), (195, 95590), (237, 78650), (242, 77025), (275, 67782), (286, 65175), (325, 57354), (330, 56485), (363, 51350), (390, 47795), (395, 47190), (429, 43450), (474, 39325), (550, 33891), (605, 30810), (650, 28677), (715, 26070), (726, 25675), (790, 23595), (825, 22594), (858, 21725), (869, 21450), (975, 19118), (1027, 18150), (1185, 15730), (1210, 15405), (1430, 13035), (1573, 11850), (1650, 11297), (1738, 10725), (1815, 10270), (1950, 9559), (1975, 9438), (2054, 9075), (2145, 8690), (2370, 7865), (2607, 7150), (3025, 6162), (3081, 6050), (3146, 5925), (3575, 5214), (3630, 5135), (3950, 4719), (4290, 4345)]