18307260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 60147360

約数和(自身を除く): 41840100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 101, 106, 114, 159, 171, 180, 190, 202, 212, 228, 265, 285, 303, 318, 342, 380, 404, 477, 505, 530, 570, 606, 636, 684, 795, 855, 909, 954, 1007, 1010, 1060, 1140, 1212, 1515, 1590, 1710, 1818, 1908, 1919, 2014, 2020, 2385, 3021, 3030, 3180, 3420, 3636, 3838, 4028, 4545, 4770, 5035, 5353, 5757, 6042, 6060, 7676, 9063, 9090, 9540, 9595, 10070, 10706, 11514, 12084, 15105, 16059, 17271, 18126, 18180, 19190, 20140, 21412, 23028, 26765, 28785, 30210, 32118, 34542, 36252, 38380, 45315, 48177, 53530, 57570, 60420, 64236, 69084, 80295, 86355, 90630, 96354, 101707, 107060, 115140, 160590, 172710, 181260, 192708, 203414, 240885, 305121, 321180, 345420, 406828, 481770, 508535, 610242, 915363, 963540, 1017070, 1220484, 1525605, 1830726, 2034140, 3051210, 3661452, 4576815, 6102420, 9153630, 18307260]

約数ペア:

[(1, 18307260), (2, 9153630), (3, 6102420), (4, 4576815), (5, 3661452), (6, 3051210), (9, 2034140), (10, 1830726), (12, 1525605), (15, 1220484), (18, 1017070), (19, 963540), (20, 915363), (30, 610242), (36, 508535), (38, 481770), (45, 406828), (53, 345420), (57, 321180), (60, 305121), (76, 240885), (90, 203414), (95, 192708), (101, 181260), (106, 172710), (114, 160590), (159, 115140), (171, 107060), (180, 101707), (190, 96354), (202, 90630), (212, 86355), (228, 80295), (265, 69084), (285, 64236), (303, 60420), (318, 57570), (342, 53530), (380, 48177), (404, 45315), (477, 38380), (505, 36252), (530, 34542), (570, 32118), (606, 30210), (636, 28785), (684, 26765), (795, 23028), (855, 21412), (909, 20140), (954, 19190), (1007, 18180), (1010, 18126), (1060, 17271), (1140, 16059), (1212, 15105), (1515, 12084), (1590, 11514), (1710, 10706), (1818, 10070), (1908, 9595), (1919, 9540), (2014, 9090), (2020, 9063), (2385, 7676), (3021, 6060), (3030, 6042), (3180, 5757), (3420, 5353), (3636, 5035), (3838, 4770), (4028, 4545)]