2197209420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{5501}}^1$

素因数の和:5840

約数の個数: 144

約数和(自身を含む): 7642410048

約数和(自身を除く): 5445200628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 317, 420, 630, 634, 951, 1260, 1268, 1585, 1902, 2219, 2853, 3170, 3804, 4438, 4755, 5501, 5706, 6340, 6657, 8876, 9510, 11002, 11095, 11412, 13314, 14265, 16503, 19020, 19971, 22004, 22190, 26628, 27505, 28530, 33006, 33285, 38507, 39942, 44380, 49509, 55010, 57060, 66012, 66570, 77014, 79884, 82515, 99018, 99855, 110020, 115521, 133140, 154028, 165030, 192535, 198036, 199710, 231042, 247545, 330060, 346563, 385070, 399420, 462084, 495090, 577605, 693126, 770140, 990180, 1155210, 1386252, 1732815, 1743817, 2310420, 3465630, 3487634, 5231451, 6931260, 6975268, 8719085, 10462902, 12206719, 15694353, 17438170, 20925804, 24413438, 26157255, 31388706, 34876340, 36620157, 48826876, 52314510, 61033595, 62777412, 73240314, 78471765, 104629020, 109860471, 122067190, 146480628, 156943530, 183100785, 219720942, 244134380, 313887060, 366201570, 439441884, 549302355, 732403140, 1098604710, 2197209420]

約数ペア:

[(1, 2197209420), (2, 1098604710), (3, 732403140), (4, 549302355), (5, 439441884), (6, 366201570), (7, 313887060), (9, 244134380), (10, 219720942), (12, 183100785), (14, 156943530), (15, 146480628), (18, 122067190), (20, 109860471), (21, 104629020), (28, 78471765), (30, 73240314), (35, 62777412), (36, 61033595), (42, 52314510), (45, 48826876), (60, 36620157), (63, 34876340), (70, 31388706), (84, 26157255), (90, 24413438), (105, 20925804), (126, 17438170), (140, 15694353), (180, 12206719), (210, 10462902), (252, 8719085), (315, 6975268), (317, 6931260), (420, 5231451), (630, 3487634), (634, 3465630), (951, 2310420), (1260, 1743817), (1268, 1732815), (1585, 1386252), (1902, 1155210), (2219, 990180), (2853, 770140), (3170, 693126), (3804, 577605), (4438, 495090), (4755, 462084), (5501, 399420), (5706, 385070), (6340, 346563), (6657, 330060), (8876, 247545), (9510, 231042), (11002, 199710), (11095, 198036), (11412, 192535), (13314, 165030), (14265, 154028), (16503, 133140), (19020, 115521), (19971, 110020), (22004, 99855), (22190, 99018), (26628, 82515), (27505, 79884), (28530, 77014), (33006, 66570), (33285, 66012), (38507, 57060), (39942, 55010), (44380, 49509)]