661623876

素因数分解:

$2^2\times 3^5\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 1797868800

約数和(自身を除く): 1136244924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 81, 83, 108, 118, 139, 162, 166, 177, 236, 243, 249, 278, 324, 332, 354, 417, 486, 498, 531, 556, 708, 747, 834, 972, 996, 1062, 1251, 1494, 1593, 1668, 2124, 2241, 2502, 2988, 3186, 3753, 4482, 4779, 4897, 5004, 6372, 6723, 7506, 8201, 8964, 9558, 9794, 11259, 11537, 13446, 14337, 14691, 15012, 16402, 19116, 19588, 20169, 22518, 23074, 24603, 26892, 28674, 29382, 32804, 33777, 34611, 40338, 44073, 45036, 46148, 49206, 57348, 58764, 67554, 69222, 73809, 80676, 88146, 98412, 103833, 132219, 135108, 138444, 147618, 176292, 207666, 221427, 264438, 295236, 311499, 396657, 415332, 442854, 528876, 622998, 664281, 680683, 793314, 885708, 934497, 1189971, 1245996, 1328562, 1361366, 1586628, 1868994, 1992843, 2042049, 2379942, 2657124, 2722732, 2803491, 3737988, 3985686, 4084098, 4759884, 5606982, 6126147, 7971372, 8168196, 11213964, 12252294, 18378441, 24504588, 36756882, 55135323, 73513764, 110270646, 165405969, 220541292, 330811938, 661623876]

約数ペア:

[(1, 661623876), (2, 330811938), (3, 220541292), (4, 165405969), (6, 110270646), (9, 73513764), (12, 55135323), (18, 36756882), (27, 24504588), (36, 18378441), (54, 12252294), (59, 11213964), (81, 8168196), (83, 7971372), (108, 6126147), (118, 5606982), (139, 4759884), (162, 4084098), (166, 3985686), (177, 3737988), (236, 2803491), (243, 2722732), (249, 2657124), (278, 2379942), (324, 2042049), (332, 1992843), (354, 1868994), (417, 1586628), (486, 1361366), (498, 1328562), (531, 1245996), (556, 1189971), (708, 934497), (747, 885708), (834, 793314), (972, 680683), (996, 664281), (1062, 622998), (1251, 528876), (1494, 442854), (1593, 415332), (1668, 396657), (2124, 311499), (2241, 295236), (2502, 264438), (2988, 221427), (3186, 207666), (3753, 176292), (4482, 147618), (4779, 138444), (4897, 135108), (5004, 132219), (6372, 103833), (6723, 98412), (7506, 88146), (8201, 80676), (8964, 73809), (9558, 69222), (9794, 67554), (11259, 58764), (11537, 57348), (13446, 49206), (14337, 46148), (14691, 45036), (15012, 44073), (16402, 40338), (19116, 34611), (19588, 33777), (20169, 32804), (22518, 29382), (23074, 28674), (24603, 26892)]