156907700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 360914400

約数和(自身を除く): 204006700

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 269, 307, 380, 475, 538, 614, 950, 1076, 1228, 1345, 1535, 1900, 2690, 3070, 5111, 5380, 5833, 6140, 6725, 7675, 10222, 11666, 13450, 15350, 20444, 23332, 25555, 26900, 29165, 30700, 51110, 58330, 82583, 102220, 116660, 127775, 145825, 165166, 255550, 291650, 330332, 412915, 511100, 583300, 825830, 1569077, 1651660, 2064575, 3138154, 4129150, 6276308, 7845385, 8258300, 15690770, 31381540, 39226925, 78453850, 156907700]

約数ペア:

[(1, 156907700), (2, 78453850), (4, 39226925), (5, 31381540), (10, 15690770), (19, 8258300), (20, 7845385), (25, 6276308), (38, 4129150), (50, 3138154), (76, 2064575), (95, 1651660), (100, 1569077), (190, 825830), (269, 583300), (307, 511100), (380, 412915), (475, 330332), (538, 291650), (614, 255550), (950, 165166), (1076, 145825), (1228, 127775), (1345, 116660), (1535, 102220), (1900, 82583), (2690, 58330), (3070, 51110), (5111, 30700), (5380, 29165), (5833, 26900), (6140, 25555), (6725, 23332), (7675, 20444), (10222, 15350), (11666, 13450)]