87228540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 305690112

約数和(自身を除く): 218461572

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, 107, 126, 140, 180, 210, 214, 252, 315, 321, 420, 428, 535, 630, 642, 647, 749, 963, 1070, 1260, 1284, 1294, 1498, 1605, 1926, 1941, 2140, 2247, 2588, 2996, 3210, 3235, 3745, 3852, 3882, 4494, 4529, 4815, 5823, 6420, 6470, 6741, 7490, 7764, 8988, 9058, 9630, 9705, 11235, 11646, 12940, 13482, 13587, 14980, 18116, 19260, 19410, 22470, 22645, 23292, 26964, 27174, 29115, 33705, 38820, 40761, 44940, 45290, 54348, 58230, 67410, 67935, 69229, 81522, 90580, 116460, 134820, 135870, 138458, 163044, 203805, 207687, 271740, 276916, 346145, 407610, 415374, 484603, 623061, 692290, 815220, 830748, 969206, 1038435, 1246122, 1384580, 1453809, 1938412, 2076870, 2423015, 2492244, 2907618, 3115305, 4153740, 4361427, 4846030, 5815236, 6230610, 7269045, 8722854, 9692060, 12461220, 14538090, 17445708, 21807135, 29076180, 43614270, 87228540]

約数ペア:

[(1, 87228540), (2, 43614270), (3, 29076180), (4, 21807135), (5, 17445708), (6, 14538090), (7, 12461220), (9, 9692060), (10, 8722854), (12, 7269045), (14, 6230610), (15, 5815236), (18, 4846030), (20, 4361427), (21, 4153740), (28, 3115305), (30, 2907618), (35, 2492244), (36, 2423015), (42, 2076870), (45, 1938412), (60, 1453809), (63, 1384580), (70, 1246122), (84, 1038435), (90, 969206), (105, 830748), (107, 815220), (126, 692290), (140, 623061), (180, 484603), (210, 415374), (214, 407610), (252, 346145), (315, 276916), (321, 271740), (420, 207687), (428, 203805), (535, 163044), (630, 138458), (642, 135870), (647, 134820), (749, 116460), (963, 90580), (1070, 81522), (1260, 69229), (1284, 67935), (1294, 67410), (1498, 58230), (1605, 54348), (1926, 45290), (1941, 44940), (2140, 40761), (2247, 38820), (2588, 33705), (2996, 29115), (3210, 27174), (3235, 26964), (3745, 23292), (3852, 22645), (3882, 22470), (4494, 19410), (4529, 19260), (4815, 18116), (5823, 14980), (6420, 13587), (6470, 13482), (6741, 12940), (7490, 11646), (7764, 11235), (8988, 9705), (9058, 9630)]