87408300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 292481280

約数和(自身を除く): 205072980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 107, 140, 150, 175, 210, 214, 300, 321, 350, 389, 420, 428, 525, 535, 642, 700, 749, 778, 1050, 1070, 1167, 1284, 1498, 1556, 1605, 1945, 2100, 2140, 2247, 2334, 2675, 2723, 2996, 3210, 3745, 3890, 4494, 4668, 5350, 5446, 5835, 6420, 7490, 7780, 8025, 8169, 8988, 9725, 10700, 10892, 11235, 11670, 13615, 14980, 16050, 16338, 18725, 19450, 22470, 23340, 27230, 29175, 32100, 32676, 37450, 38900, 40845, 41623, 44940, 54460, 56175, 58350, 68075, 74900, 81690, 83246, 112350, 116700, 124869, 136150, 163380, 166492, 204225, 208115, 224700, 249738, 272300, 291361, 408450, 416230, 499476, 582722, 624345, 816900, 832460, 874083, 1040575, 1165444, 1248690, 1456805, 1748166, 2081150, 2497380, 2913610, 3121725, 3496332, 4162300, 4370415, 5827220, 6243450, 7284025, 8740830, 12486900, 14568050, 17481660, 21852075, 29136100, 43704150, 87408300]

約数ペア:

[(1, 87408300), (2, 43704150), (3, 29136100), (4, 21852075), (5, 17481660), (6, 14568050), (7, 12486900), (10, 8740830), (12, 7284025), (14, 6243450), (15, 5827220), (20, 4370415), (21, 4162300), (25, 3496332), (28, 3121725), (30, 2913610), (35, 2497380), (42, 2081150), (50, 1748166), (60, 1456805), (70, 1248690), (75, 1165444), (84, 1040575), (100, 874083), (105, 832460), (107, 816900), (140, 624345), (150, 582722), (175, 499476), (210, 416230), (214, 408450), (300, 291361), (321, 272300), (350, 249738), (389, 224700), (420, 208115), (428, 204225), (525, 166492), (535, 163380), (642, 136150), (700, 124869), (749, 116700), (778, 112350), (1050, 83246), (1070, 81690), (1167, 74900), (1284, 68075), (1498, 58350), (1556, 56175), (1605, 54460), (1945, 44940), (2100, 41623), (2140, 40845), (2247, 38900), (2334, 37450), (2675, 32676), (2723, 32100), (2996, 29175), (3210, 27230), (3745, 23340), (3890, 22470), (4494, 19450), (4668, 18725), (5350, 16338), (5446, 16050), (5835, 14980), (6420, 13615), (7490, 11670), (7780, 11235), (8025, 10892), (8169, 10700), (8988, 9725)]