156938556520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{4243}}^1$

素因数の和:4619

約数の個数: 128

約数和(自身を含む): 366314918400

約数和(自身を除く): 209376361880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 146, 212, 239, 265, 292, 365, 424, 478, 530, 584, 730, 956, 1060, 1195, 1460, 1912, 2120, 2390, 2920, 3869, 4243, 4780, 7738, 8486, 9560, 12667, 15476, 16972, 17447, 19345, 21215, 25334, 30952, 33944, 34894, 38690, 42430, 50668, 63335, 69788, 77380, 84860, 87235, 101336, 126670, 139576, 154760, 169720, 174470, 224879, 253340, 309739, 348940, 449758, 506680, 619478, 697880, 899516, 924691, 1014077, 1124395, 1238956, 1548695, 1799032, 1849382, 2028154, 2248790, 2477912, 3097390, 3698764, 4056308, 4497580, 4623455, 5070385, 6194780, 7397528, 8112616, 8995160, 9246910, 10140770, 12389560, 16416167, 18493820, 20281540, 32832334, 36987640, 40563080, 53746081, 65664668, 74027621, 82080835, 107492162, 131329336, 148055242, 164161670, 214984324, 268730405, 296110484, 328323340, 370138105, 429968648, 537460810, 592220968, 656646680, 740276210, 1074921620, 1480552420, 2149843240, 2961104840, 3923463913, 7846927826, 15693855652, 19617319565, 31387711304, 39234639130, 78469278260, 156938556520]

約数ペア:

[(1, 156938556520), (2, 78469278260), (4, 39234639130), (5, 31387711304), (8, 19617319565), (10, 15693855652), (20, 7846927826), (40, 3923463913), (53, 2961104840), (73, 2149843240), (106, 1480552420), (146, 1074921620), (212, 740276210), (239, 656646680), (265, 592220968), (292, 537460810), (365, 429968648), (424, 370138105), (478, 328323340), (530, 296110484), (584, 268730405), (730, 214984324), (956, 164161670), (1060, 148055242), (1195, 131329336), (1460, 107492162), (1912, 82080835), (2120, 74027621), (2390, 65664668), (2920, 53746081), (3869, 40563080), (4243, 36987640), (4780, 32832334), (7738, 20281540), (8486, 18493820), (9560, 16416167), (12667, 12389560), (15476, 10140770), (16972, 9246910), (17447, 8995160), (19345, 8112616), (21215, 7397528), (25334, 6194780), (30952, 5070385), (33944, 4623455), (34894, 4497580), (38690, 4056308), (42430, 3698764), (50668, 3097390), (63335, 2477912), (69788, 2248790), (77380, 2028154), (84860, 1849382), (87235, 1799032), (101336, 1548695), (126670, 1238956), (139576, 1124395), (154760, 1014077), (169720, 924691), (174470, 899516), (224879, 697880), (253340, 619478), (309739, 506680), (348940, 449758)]